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Secrets of the Gem Trade: The Connoisseur’s Guide to Precious Gemstones By Richard W. Wise

Posted on September 30, 2021 by dcgiaorg

Secrets of the Gem Trade: The Connoisseur’s Guide to Precious Gemstones Continue reading →

Posted in Meeting Archives | Tagged gemology, gems, Gemstones, Richard W Wise, Secretes of the Gem Trade | Leave a comment

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