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GIA is a nonprofit organization that provides gemological research, education and laboratory services. Learn about gemstones, diamond origin, field gemology, and more from GIA's experts and resources.
- 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...
- Most Precious Diamonds,
As an independent research and educational institute, our...
- Gem Encyclopedia
Each Gem page features Gemological Information, a Buyer’s...
- Locations
Gemological Institute of America Inc. (CC) 21 Tuval Street...
- Learn How To Buy Engagement Rings
Diamond engagement ring shopping should be a joyous...
- Emerald
Most gemologists, gemological laboratories, and colored...
- Report Check
3 giorni fa · GIA is the world’s foremost authority on diamonds, colored stones, and pearls. Learn about its history, research, education, and quality standards in gems and jewelry.
The Gemological Institute of America (GIA) is a nonprofit institute based in Carlsbad, California. It is dedicated to research and education in the field of gemology and the jewelry arts. Founded in 1931, GIA's mission is to protect buyers and sellers of gemstones by setting and maintaining the standards used to evaluate gemstone ...
GIA è l'acronimo di Gemological Institute of America, ovvero il più noto centro di ricerca e di apprendimento di mineralogia ( no-profit) degli Stati Uniti d'America, fondato nel 1931 da Robert Shipley in California. La GIA è egualmente famosa per i servizi di riconoscimento e di classificazione di gemme e di minerali di ogni tipo ...
10 ago 2020 · GIA offers a range of programs and courses in gemology, jewelry design and technology, and pearls at various campuses and online. Learn about the diploma, certificate, and eLearning options, and the featured programs of GIA.
GIA Diamond Origin is a program that matches polished diamonds to their rough of known origin using scientific and gemological expertise. Learn how diamonds support communities, environment and economy in different countries and how to buy diamonds with GIA Diamond Origin Reports.