Analyses and separates diamonds from simulants, laboratory-grown and potentially HPHT treated natural diamonds.
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GIA established the 4Cs (Cut, Clarity, Color, Carat Weight) - the global standards for evaluating diamond quality.
Around the world, GIA diamond, pearl and coloured stone reports are trusted and accepted as the standard for impartial gemstone quality assessment. The laboratory in Mumbai is a state-of-the-art facility located in the Bandra-Kurla Complex 2, close to the Bharat Diamond Bourse. In addition, the laboratory in Surat offers diamond manufacturers based in this important diamond center direct local access to GIA's laboratory services.
Assessment of authenticity and quality for diamonds in the D-to-Z color range from GIA, creator of the 4Cs
Assessment of color origin and quality based on GIA's color grading system for diamonds outside the D-to-Z range.
Identification of laboratory-grown diamonds, ensuring disclosure through laser inscription and digital-only reports.
Documentation of the specific attributes of pearls and pearl jewellery, including mollusk type and growth environment.