无论在什么地方，只要能通过互联网登入“我的鉴定所”，您就可以即时查看和管理您的宝石工作状态。这个全天候安全门户网站提供有关您物品的最新信息以及其他宝贵资源。

了解一种可以更简单快捷地验证多个证书并访问多个 PDF 证书文件的方法。

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Digital Materials at the GIA Library

向 GIA 提交物品进行分析和分级时，您须对经过处理的或实验室制造的宝石材料进行披露。

The first woman on the executive team and head of GIA’s innovative marketing and public relations efforts for nearly 30 years.

Brendan Hoare specializes in mantle geochronology and geochemistry.

Evan M. Smith specializes in diamond geology.

Rachelle Turnier specializes in colored gemstone geochemistry

Bassoo specializes in Understanding the spatial distribution and geological causes of defects in green diamonds

Sona Tajiryan specializes in Early Modern History of Global Gem Trade.

Yang Mo specializes in Mathematics.

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可供下载的图册，帮助您了解 GIA 切工分级系统以及如何在工作中得以充分利用。

The butterfly has enchanted jewelry designers for centuries because of its breathtaking beauty. There’s also another reason this “flying flower” has transfixed the imagination. The butterfly is a universal symbol of transformation.

GIA 校区信息更新

GIA 纽约、卡尔斯巴德和伦敦珠宝行业招聘会活动说明。

以下所列为 GIA 安排在规定节假日的课程表，部分上课日将延长至下午 4 点，以便学生假日休息。

Carlsbad（卡尔斯巴德）及其周边城镇有多种住所选择。