Build Your Skills in a Beautiful and Historic Setting. Lab Classes are held at The Alfie Norville Gem and Mineral Museum located in downtown Tucson, Arizona.

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.

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

GIA Online Applications

Quality gemological instruments for more than 85 years. GIA Instruments works hand-in-hand with GIA’s laboratory, education and research teams, as well as the jewelry trade to develop the instrumentation you need to prepare you for the challenges of tomorrow. You can be assured of precise, problem-free operation and instruments styled to impress your customers.

It is possible to advance your career and keep up with your life and it all starts with the GIA Online Division. You’ll learn using the same curriculum taught on GIA campuses, but you’ll study when it’s convenient for you.

Jan 1, 2000 · For reports dated on or after: January 1, 2000: July 1, 2010: January 1, 2014: February 1, 2015: December 19, 2019: December 19, 2022: Report data: PDF facsimile of ...

Richard T. Liddicoat Gemological Library. Search GIA's library catalog of 65,000 books, 230,000 images, 2200 videos, 1200 periodicals, and the renowned Cartier Rare Book Repository and Archive.

Jul 25, 2016 · Gem-quality synthetic or laboratory-grown diamonds are more available in today’s jewelry marketplace than ever before, causing both interest and concern about lab-grown diamonds and whether gemologists or gemological labs can identify them.

BOX A: DESCRIBING THREE COMMON CURVED OUTLINES. The word oval means “egg-shaped” (from the Latin ovus, meaning egg), but oval gemstones are more symmetrical and elliptical in outline than most eggs.Most oval-outlined diamonds are slightly broader at the shoulders than an ellipse but more rounded than cushion shapes (figure A-1).