European Gemological Laboratory

B-426, 4th Floor Super Mall C.G.Road,
Ahmedabad,

Eagle Diamond Institute

5-6, Sunrise Chambers Mini Bazar, Varachha Road,
Surat,

DGLA Quality Services Private Limited

Plot No 46, Road No 14 MIDC Andheri (East),
Mumbai,

Decent Diamond Grading Course

Dwarkesh Complex Near Bawarchi Restaurant, C G Road,
Ahmedabad,

Gujarat Diamond Industries Training Institute

Gujarat Diamond Hunnar Shala Opp. Rakhiyal Police Station,
Ahmedabad,

Global Jewellery & Gemology Institute

L-20, Hirapanna Shopping Mall Opp. Maheshwari Bhavan, Citylight Road,
Surat,

Gemological Institute Of International

A-210, Diamond World Building Mini Bazar, Varachha Road,
Surat,

Gemological Science International

601-B, 6th Floor, Trade Centre Opp. MTNL Building, Bandra Kurla Complex, Bandra,
Mumbai,

Gemological Institute Of India

29, 187-189, Gurukul , Zaveri Bazar Mumbadevi Temple, 4th Floor, Kalbadevi,
Mumbai,

Indian Gemological Laboratories

Office No.110/111, Earth Castle Mall V.P. Road,
Mumbai,