Welcome to Centre for Gem Studies (CGS) the pioneer Institute for Diamond & Gemstone education. We are proud of our tradition in Diamond & Gemmology courses spread over a period of two decades. CGS certificate and diploma courses are envisaged in such a way that enable to adopt and induct result oriented professionals in Diamond and Gemstone industry.The centre has a Diamond & Gemstone Testing laboratory, which conducts Gem Testing and issue certificate for the Judicial Court, Gem and Jewellery sector and for the general public