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3 days ago · 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.
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.
Verify that your diamond has an authorized GIA report by pairing the GIA App with the GIA Match iD™. Save and organize reports, or create a diamond wishlist. Get brilliant about the 4Cs via videos, articles and interactive tools.
why ask for a gia grading report? We don’t sell diamonds. As an independent research and educational institute, our mission is to protect the public and deliver objective, impartial science-based information about diamonds and gemstones.
Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA.
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 quality.
Diamond Focus ™ Report. Full 4Cs assessment with GIA report number laser inscription. For select loose, natural diamonds under 0.40 carats, see submission guidelines . Digital-only report. View Sample Report. compare reports Fee Schedule.
