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GIA^® Laboratory FZCO is located in the important global diamond center of Dubai and will provide diamond services with limited capacity.

GIA 是世界上最值得信赖的钻石分级和宝石鉴定机构，GIA 展会服务鉴定所为行业活动提供直接的鉴定服务。

GIA 是世界上公认的最具权威的钻石鉴定机构，并且在天然和养殖珍珠鉴定和分类领域,自 1949 年以来就一直处于领先水平。

Staff Picks

珠宝设计与技术课程

Reveals new details about this historical jewel and the results of its first gemological analysis.

This document provides the publication information for Gems & Gemology

Over the past 15 years a combination of market forces, environmental events, and scientific research has radically changed the cultured pearl industry.

A review of Gemstone Carvings: The Masterworks of Harold Van Pelt at the Bowers Museum in Santa Ana, California.

Sapphire is one of the big three of colored gemstones (the other two are ruby and emerald). This durable gemstone captures jewelry buyers with its practicality and aura of romance. Click here and learn about the factors that make sapphire so desirable!

了解更多有关 GIA 应用程序的信息，并将其直接下载至您的 Apple^® 或 Android^TM 设备中。