A jeweler who quietly built a circle of inspiration and influence lives on in generations of GIA-educated jewelers and gemologists.

A renewed structure, expanded education opportunities and other tools will help GIA Alumni Association chapters and members communicate GIA connection.

珠宝商 M.D. Hohenstine 令人惊艳的橱窗陈列是俄亥俄州哥伦比亚市中心一项备受欢迎的传统，拥有 50 多年的历史。

‘Adventure seeker’ crawls through underground caves to reach and research giant selenite crystals – then shares her knowledge with the world.

在世界各地买家变得更加谨慎的情况下，创纪录的大型彩色钻石和大型无色钻石的数量并没有以前那么可观。

GIA 研究人员分析并确认，戴比尔斯的 Lightbox 钻石是使用化学蒸气沉淀法培育而成。

晶簇首饰近年来大受欢迎。名人们戴着它在红毯上争奇斗艳，设计师们在宝石展上为之如痴如狂。

如果阿盖尔矿生产的其他宝石价格不提高，阿盖尔粉红色彩色钻石的供应可能会在 2020 年中断。另附：更多钻石的最新信息。

At the AGTA show, Rare Earth Mining Co. (Trumbull, Connecticut) displayed an unexpected material: Indonesian opal reportedly from West Java.

A bright green chromium diopside inclusion is seen in a diamond from South Africa's Kimberley mine.

GIA serves alumni by continuing to share knowledge, develop and deliver education, and provide opportunity for our alumni throughout their careers.

Charles（查尔斯）和 Erna Leutwyler（厄纳·路特威勒）捐赠的奖学金，使得在宝石和珠宝专业颇具抱负的后代们能够追逐自己的梦想。