GIA is an institution founded on research, fuelled by passion.
GIA’s mission is to ensure the public’s trust in gems and jewelry by upholding the highest standards of integrity, academics, science, and professionalism through education, research, laboratory services, and instrument development.
GIA education ensures the public’s trust by delivering the highest-quality gem and jewelry education in the world.
Established in 1931, GIA is the world’s foremost authority on diamonds, colored stones, and pearls. Nonprofit GIA exists to protect all purchases of gemstones. As creator of the 4Cs and the GIA International Diamond Grading System™, the Institute sets and maintains the standard for grading and identification practices used worldwide. To learn more visit www.gia.edu .
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