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GIA® in Dubai
GIA® Laboratory FZCO is located in the important global diamond center of Dubai and will provide diamond services with limited capacity.
GIA Show Service Laboratory
GIAはダイヤモンドグレーディングや宝石鑑別において、世界で最も信頼されています。GIAショーサービスラボは、イベント会場での出張ラボです。
How GIA Identifies and Classifies Pearls
ダイヤモンドグレーディングにおける世界でも第一人者としての認識が最も高いGIAは, 1949年以来, 自然真珠や養殖真珠の鑑別と分類においても業界のリーダーであります。
Reserve Your GIA Museum Tour Experience
Reserve your guided museum tour today at GIA and enjoy a unique immersive experience!
Reserve Your GIA Museum Tour Experience
Reserve your guided museum tour today at GIA and enjoy a unique immersive experience!
program-jewelry-design-technology
Prepare for a career in jewelry design and technology at GIA. Learn how to design jewelry from concept and bring it to life with advanced CAD/CAM technology.
The Talisman of Charlemagne: New Historical and Gemological Discoveries
Reveals new details about this historical jewel and the results of its first gemological analysis.
Winter 2014 G&G Publication Info
This document provides the publication information for Gems & Gemology
From Single Source to Global Free Market: The Transformation of the Cultured Pearl Industry
Over the past 15 years a combination of market forces, environmental events, and scientific research has radically changed the cultured pearl industry.
Exhibition Review: *Gemstone Carvings: The Masterworks of Harold Van Pelt*
A review of Gemstone Carvings: The Masterworks of Harold Van Pelt at the Bowers Museum in Santa Ana, California.