{"title":"Black Opal","description":"\u003cp\u003eBlack opal is not black all the way through: it has a dark body tone behind the play-of-color, and that dark ground makes the flashes of color read more vividly than on any lighter opal. Judge the brightness and pattern of the color first, then the darkness of the body.\u003c\/p\u003e\u003cp\u003eThis page holds natural and lab-grown black opal, and each title says which. Assembled opals are not listed here. Opal is soft, Mohs 5.5 to 6.5, so protect it from knocks and sudden temperature changes.\u003c\/p\u003e","products":[{"product_id":"9x7-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"9x7 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 9.00 x 7.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454532895025,"sku":"OPAL-LAB:104461:G","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740507246897.jpg?v=1786052116"},{"product_id":"15x7-mm-lab-grown-black-opal-marquise-cut-cabochon-cut-eye-clean-quality","title":"15x7 mm Lab-Grown Black Opal – Marquise Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Marquise Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 15.00 x 7.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454532927793,"sku":"OPAL-LAB:122962:G","price":205.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740507279665.jpg?v=1786052116"},{"product_id":"6-mm-lab-grown-black-opal-round-cut-cabochon-cut-eye-clean-quality","title":"6 mm Lab-Grown Black Opal – Round Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.00 x 6.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454533222705,"sku":"OPAL-LAB:104454:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740507574577.jpg?v=1786052129"},{"product_id":"7x5-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"7x5 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.00 x 5.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454533353777,"sku":"OPAL-LAB:104459:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740507705649.jpg?v=1786052131"},{"product_id":"12x10-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"12x10 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 12.00 x 10.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454533517617,"sku":"OPAL-LAB:145903:G","price":295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740507836721.jpg?v=1786052136"},{"product_id":"8-mm-lab-grown-black-opal-round-cut-cabochon-cut-eye-clean-quality","title":"8 mm Lab-Grown Black Opal – Round Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.00 x 8.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454533746993,"sku":"OPAL-LAB:104456:G","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508066097.jpg?v=1786052144"},{"product_id":"4-mm-lab-grown-black-opal-round-cut-cabochon-cut-eye-clean-quality","title":"4 mm Lab-Grown Black Opal – Round Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 4.00 x 4.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534402353,"sku":"OPAL-LAB:104452:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508721457.jpg?v=1786052165"},{"product_id":"12x6-mm-lab-grown-black-opal-marquise-cut-cabochon-cut-eye-clean-quality","title":"12x6 mm Lab-Grown Black Opal – Marquise Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Marquise Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 12.00 x 6.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534467889,"sku":"OPAL-LAB:104467:G","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508754225.jpg?v=1786052169"},{"product_id":"8x4-mm-lab-grown-black-opal-marquise-cut-cabochon-cut-eye-clean-quality","title":"8x4 mm Lab-Grown Black Opal – Marquise Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Marquise Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.00 x 4.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534435121,"sku":"OPAL-LAB:104465:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508786993.jpg?v=1786052170"},{"product_id":"8x6-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"8x6 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.00 x 6.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534500657,"sku":"OPAL-LAB:104460:G","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508819761.jpg?v=1786052170"},{"product_id":"5-mm-lab-grown-black-opal-round-cut-cabochon-cut-eye-clean-quality","title":"5 mm Lab-Grown Black Opal – Round Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 5.00 x 5.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534533425,"sku":"OPAL-LAB:104453:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508852529.jpg?v=1786052171"},{"product_id":"10x5-mm-lab-grown-black-opal-marquise-cut-cabochon-cut-eye-clean-quality","title":"10x5 mm Lab-Grown Black Opal – Marquise Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Marquise Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 10.00 x 5.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534664497,"sku":"OPAL-LAB:104466:G","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740508983601.jpg?v=1786052177"},{"product_id":"10x8-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"10x8 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 10.00 x 8.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534697265,"sku":"OPAL-LAB:104462:G","price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740509016369.jpg?v=1786052177"},{"product_id":"7-mm-lab-grown-black-opal-round-cut-cabochon-cut-eye-clean-quality","title":"7 mm Lab-Grown Black Opal – Round Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.00 x 7.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534730033,"sku":"OPAL-LAB:104455:G","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740509049137.jpg?v=1786052178"},{"product_id":"6x4-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"6x4 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.00 x 4.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55454534762801,"sku":"OPAL-LAB:104458:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10740509081905.jpg?v=1786052181"},{"product_id":"6-39-ct-natural-black-opal-pear-cut-cabochon-cut-australia","title":"6.39 ct Natural Black Opal – Pear Cut – Cabochon Cut – Australia","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarat Weight:\u003c\/strong\u003e 6.39 ct (1.278 g)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Pear Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 17.05 x 14.08 x 4.63 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Australia\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466281533745,"sku":"538943","price":3515.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741573124401_5bd54fc1-7bf6-46d5-a8a4-4fbb4874a170.jpg?v=1786059515"},{"product_id":"2-95-ct-natural-black-opal-cabochon-cut-australia","title":"2.95 ct Natural Black Opal – Cabochon Cut – Australia","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarat Weight:\u003c\/strong\u003e 2.95 ct (0.59 g)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 16.22 x 7.88 x 4.20 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Australia\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466316628273,"sku":"538944","price":1625.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741583446321_b90d3f2b-a34d-434c-905f-c38252459f96.jpg?v=1786059823"},{"product_id":"4x3-mm-natural-black-opal-oval-cut-cabochon-cut-aa-quality","title":"4x3 mm Natural Black Opal – Oval Cut – Cabochon Cut – AA Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e AA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 4.00 x 3.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466737336625,"sku":"OPAL-GEN:145101:G","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741683388721_328fe0a7-b2f1-4fd6-bca6-34dc131854d8.jpg?v=1786062120"},{"product_id":"5x3-mm-natural-black-opal-oval-cut-cabochon-cut-aa-quality","title":"5x3 mm Natural Black Opal – Oval Cut – Cabochon Cut – AA Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e AA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 5.00 x 3.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466737402161,"sku":"OPAL-GEN:145104:G","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741683421489_c134b49b-41a4-48c0-b152-ab788a461029.jpg?v=1786062122"},{"product_id":"6x4-mm-natural-black-opal-oval-cut-cabochon-cut-aa-quality","title":"6x4 mm Natural Black Opal – Oval Cut – Cabochon Cut – AA Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e AA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.00 x 4.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466737369393,"sku":"OPAL-GEN:145107:G","price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741683454257_9d8a4688-87fc-406e-81d5-7740835ef8e7.jpg?v=1786062123"},{"product_id":"7x5-mm-natural-black-opal-oval-cut-cabochon-cut-aa-quality","title":"7x5 mm Natural Black Opal – Oval Cut – Cabochon Cut – AA Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e AA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.00 x 5.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466737434929,"sku":"OPAL-GEN:145110:G","price":205.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741683487025.jpg?v=1786053029"},{"product_id":"5x4-mm-natural-black-opal-oval-cut-cabochon-cut-aa-quality","title":"5x4 mm Natural Black Opal – Oval Cut – Cabochon Cut – AA Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Natural Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e AA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 5.00 x 4.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466737467697,"sku":"OPAL-GEN:505058:G","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741683519793_a28bbf38-8ec7-426d-a997-77218280a057.jpg?v=1786062124"},{"product_id":"10x8-mm-oval-natural-black-opal-cabochon-cut-aa-quality","title":"10x8 mm Oval Natural Black Opal – Cabochon Cut – AA Quality","description":"\u003cp\u003eThis 10x8 mm natural opal shows a black hue, cut as a oval. It is graded \u003cb\u003eAA\u003c\/b\u003e on the trade's quality scale — a calibrated stone cut to a standard millimeter size rather than a one-off crystal.\u003c\/p\u003e\u003cp\u003eBecause it is calibrated, we can usually replace or match it — useful for a pair, or if you want the same look in another size. Set it as the center of your own ring in our ring builder, or buy it loose and keep it for a design of your own. Every stone ships insured, worldwide.\u003c\/p\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55466738188593,"sku":"OPAL-GEN:302179:G","price":625.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741684240689.jpg?v=1785173782"},{"product_id":"6x3-mm-lab-grown-black-opal-marquise-cut-cabochon-cut-eye-clean-quality","title":"6x3 mm Lab-Grown Black Opal – Marquise Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Marquise Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.00 x 3.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55471666987313,"sku":"OPAL-LAB:104464:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741859254577_24c1ba7f-118a-4325-b3cf-4aeaa9165ac5.jpg?v=1786062648"},{"product_id":"5x3-mm-lab-grown-black-opal-oval-cut-cabochon-cut-eye-clean-quality","title":"5x3 mm Lab-Grown Black Opal – Oval Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Oval Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 5.00 x 3.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55471667085617,"sku":"OPAL-LAB:104457:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741859352881_cc63caef-966d-405a-bf10-61b5cd30ca2f.jpg?v=1786062652"},{"product_id":"3-mm-lab-grown-black-opal-round-cut-cabochon-cut-eye-clean-quality","title":"3 mm Lab-Grown Black Opal – Round Cut – Cabochon Cut – Eye-Clean Quality","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentity:\u003c\/strong\u003e Lab-Grown Opal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round Cabochon Cut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Eye-Clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 3.00 x 3.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 5-6.5 (Mohs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Amorphous\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Mineraloid\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sapphire Row","offers":[{"title":"Default Title","offer_id":55471667151153,"sku":"OPAL-LAB:104451:G","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/9326\/5457\/files\/stone_10741859418417_59e2e6a8-3b69-4def-b0e6-51961502477c.jpg?v=1786062654"}],"url":"https:\/\/thesapphirerow.com\/collections\/black-opal.oembed","provider":"Sapphire Row","version":"1.0","type":"link"}