Round brilliant-cut amethyst in a vivid reddish purple with violet-purple flashes around the crown, photographed face-up on a pale gray background at Sapphire Row
Amethyst
Sapphire Row

Purple Gemstones: A Gemologist's Guide to Choosing the Right Purple

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Gemstone knowledge from the source — sourcing insights, care guides, and buying advice to help you choose stones and jewelry with confidence.

Gemstone Journal

Line bracelet of mixed fancy-cut white gemstones in yellow gold worn on the wrist, photographed at Sapphire Row Cultured Pearls
Sapphire Row

Identifying a Real Pearl: How to Tell Authentic Pearls from Imitations

Luster, the tooth test, drill-hole checks, and lab verification — an expert guide to telling real pearls from imitations, and...

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