Our Expertise

IGI certifies the widest variety of gemstones and jewelry in more corners of the world than any other organization.

As the global leader for jewelry assessment our experience and reach are unrivaled. Renowned for diamonds and colored gemstones, we are equally trusted with the grading of pearls, exotic carvings, fine jewelry pieces and all modern synthetics and simulants.

With laboratories in Antwerp, New York, Hong Kong, Mumbai, Bangkok, Tokyo, Dubai, Tel Aviv, Toronto, Los Angeles, Kolkata, Delhi, Thrissur, Jaipur, Surat, Chennai, Ahmedabad and Hyderabad, IGI reports are considered an authoritative resource for authenticity and quality assessment worldwide.