Round brilliant-cut alexandrite from Sri Lanka on a white background, showing a dark grayish olive green body with flashes of brownish pink and orange in the facets
Alexandrite
Sapphire Row

June Birthstone: A Buyer's Guide to Alexandrite, Pearl and Moonstone

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Gemstone Journal

Trillion-cut tanzanite in a medium violetish blue with moderately strong saturation, held tip-down in steel tweezers at Sapphire Row, showing violet flashes in the lower facets - the December birthstone Birthstones
Sapphire Row

December Birthstone: A Buyer's Guide to Tanzanite, Zircon and Turquoise

December has three birthstones: tanzanite, zircon and turquoise. This guide explains what each really is, how it is treated, how...

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