Gemological Studies Of India Private Limited
No. 50, Amrit Nagar, South Extention1
New Delhi- 110003, Delhi (India)
International Gemological Laboratories & Institute
C-25, Lajpat Nagar - 2
New Delhi- 110024, Delhi (India)
Shubh Gems
L-75, Jal Vihar Road, Lajpat Nagar- 2
New Delhi- 110024, Delhi (India)
Gemological & Jewellery Institute
L-75, Shiv Mandir Marg, Lajpat Nagar-2, New Delhi, Delhi 110024
New Delhi- 110024, Delhi (India)