The International Gemological Institute (I.G.I.) is one of the largest indipendent laboratories for classification and grading of gems worldwide. Established in 1975 in Anversa, it is the oldest gemological institute with offices and laboratories all around the globe. Having its headquarter in Anversa, this city is considered worldwide the capital of diamonds.
I.G.I. is famous for the trade of its diamonds and for the great experience made available in the jewellery and diamond field for over thirty years. It provides each year aprox 400.000 reports on gemstones.
The certificate proves the authentication of the diamonds, seals them and places no limits in carat.