GIA India Laboratory Private Limited GIA India is an independent subsidiary of the Gemologiacl Institute of America Inc GIA Established in 1931 GIA is recognised as the world s foremost authority in gemomology GIA invented the famous Cs of color Clarity Cut and Carat Weight and in 1953 created the International Diamond Grading System which is recognised around the world as the standard for diamond grading Through research education gemmological laboratory services and instrument development the Institute is dedicated to ensuring the public trust in gems and jewellery by upholding the highest standards of integrity academics science and professionalism All of GIA s activities are governed by its mission to serve the Public Visit GIA edu or GIAindia in