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The process of examining a piece of jewelry under a microscope during a Jewelry Forensics seminar. Photo by Albert Salvato/GIA.
GIA 珠宝质量评估研讨会

加利福尼亚州卡尔斯巴德 — 2019 年 6 月 24 日 — GIA 举办了一场独一无二的研讨会,教授如何对珠宝设计和工程进行评估,从而鉴定珠宝的制造方法、工艺及故障风险。

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GIA Supports AGS with $50,000 Education Grant

CARLSBAD, Calif. – April 30, 2018 – The American Gem Society (AGS) will receive a $50,000 grant from GIA to fund awards for GIA education for AGS members, bringing GIA’s financial support for AGS to nearly $150,000

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