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Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
- Report Check
Report Check - Gemological Institute Of America | All About...
- Submit A Gem
The GIA Memo Creator makes it easier than ever to submit...
- LIST YOUR STORE
Search a city or postal code to find retailers who carry...
- My GIA
You can manage your team members and provide access to My...
- Visit GemKids Website
Spanish conquistadors, Inca kings, and pharaohs treasured...
- Gems & Gemology Journal
Reviews the advancements and major trends in...
- Contact Us
Mailing Address GIA World Headquarters The Robert Mouawad...
- Birthstones
Birthstones are a fun, popular and colorful introduction to...
- Report Check
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.
1 day ago · GIA is the world’s foremost authority on diamonds, colored stones, and pearls. Learn about its history, education, research, and standards in gems and jewelry.
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 status of your items being graded at a GIA laboratory, add services, print reports, download GIA report PDFs and much more.
GIA’s groundbreaking research and unbiased grading and analysis set the global standards that protect the gem-buying public. With campuses, research centers, and laboratory facilities around the world, GIA is the world’s foremost authority in gemology.
Program Requirements. eLearning courses and Lab classes required to complete gemology diploma programs offered via GIA Distance Education are listed below. Click here to download the requirements guide on how to earn your GIA credential through Distance Education. Education Catalog.
Learn about diamond, the hardest and most valuable gemstone, from GIA, the world's foremost authority on gems. Explore diamond history, lore, 4Cs, treatments, synthetics, imitations, and more.