AGTA Elevated Seminar Series: The Changing World of Gemology: A Look Back and a Look Forward. Join Dr. James Shigley in this seminar to look back at the development of gem-testing laboratories, their current scientific activities, and directions they may take in the future as new identification and grading challenges present themselves.

ANALYSIS & GRADING Report Check. GIA reports represent the highest standard of reliability, consistency and integrity. And now, GIA Report Check is available for all GIA reports, providing you with an additional level of assurance.

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GIA Education. Elevate your career in gems and jewelry by combining passion with knowledge. Study at the Gemological Institute of America, the world’s foremost authority in gemology, and earn a diploma that opens doors throughout the industry.

Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.

Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA.

Programs. From gemology to jewelry manufacturing arts to bench jewelry, the courses we offer give students practical, in-depth, on-the-job skills and knowledge.

My Laboratory & GIA Laboratory Client Portal. Now featuring one log in for My Laboratory and the GIA Client Portal. Maintain your laboratory account information and grading results online. You can manage your team members and provide access to My Laboratory, update payment preferences, view open balances and create shipping memos.Also, view and manage the …

Where is Aquamarine Found? The Brazilian state of Minas Gerais has been an important source of aquamarine for the past two centuries. Travel there and you’ll find a changing panorama of landscapes: rocky hills, rivers and scrub brush dominate the central and eastern regions; savannahs, forests and streams checker the west; and lush green hills roll southward.

Gem Encyclopedia is a virtual journey through the science and lore of Gemstones from across the globe. Each Gem page features Gemological Information, a Buyer’s guide, photos, videos & research.