Gemological Institute of America

Carlsbad,  CA 
United States
http://www.gia.edu
  • Booth: 1604

Established in 1931, GIA protects the public through gemological research, education, impartial gem identification and grading services and instrument development. The world’s foremost authority in gemology, GIA created the 4Cs and sets the standard for determining the qualities of diamonds, colored gems and pearls. Visit GIA.edu  

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