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View the Gem Encyclopedia. Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
- Report Check
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- 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
My Laboratory & GIA Laboratory Client Portal. Now featuring...
- 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
2 giorni fa · A Tradition Of Science and Education. Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education 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 ...
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Gemological Institute of America. 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 ...
808K views5 years ago. GIA is the Largest, Most Respected Nonprofit Source of Gemological Knowledge in the WorldGIA exists to connect people to the understanding of gems. As a long...
Feel confident you're choosing the best. with a diamond graded by the experts at GIA. Learn More. Graded by GIA. A Brilliant Legacy. From the Hope diamond to the Spirit of the Rose, the Taylor Burton and the Lesotho Promise, we are trusted by museums and top auction houses all over the world to grade and research nature’s finest treasures.
