The jeweler's directory of gemstones : A complete guide to apprai a complete guide to appraising and using precious stones, from cut and color to shape and setting - Crowe, Judith. frey50 (Richmond Hill, Ont. : Firefly Books, 2006)
Includes index.
Includes bibliographical references: p. 176.
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Keywords: Precious stones; Gems; Jewelry; Precious stones -- Inclusions; Precious stones -- Valuation; Precious stones, Artificial; Gem cutting; Gemmes; Bijoux; Gemmes -- Inclusions; Gemmes; Pierres artificielles (Joaillerie); Gemmes -- Taille