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

Emerald-cut Zambian emerald in a medium slightly bluish green with strong saturation, held face-up in polished steel tweezers at Sapphire Row, showing wispy jardin veils and healed fissures across the table Emeralds
Sapphire Row

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

Emerald is only the beginning. A gemologist's guide to green gemstones - what causes the color, how emerald, tsavorite, green...

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A hand holding an open black gem box of loose pastel pink faceted gemstones, including a square step cut, a large pear and four ovals, with trays of loose colored gemstones behind at Sapphire Row August Birthstone
Sapphire Row

August Birthstone Guide: Peridot, Spinel and Sardonyx

August is the rare month with three birthstones: peridot, spinel and sardonyx. A gemologist's guide to what makes each one...

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