Gemological Science International
No. 201-202, Mittal Commercial Saki Naka, Off Andheri Kurla Road, Andheri- East
Mumbai- 400059, Maharashtra (India)
Gem Identification Laboratory
S.C.O-105, 2nd Floor, Sector-35c,
Chandigarh- 160035, Chandigarh (India)
DHC International Gem Lab & Institute
Unit Number 8, Third Floor, First Mall Road, Near Fountain Chowk & Above HDFC Bank Bharat Nagar Chowk
Ludhiana- 141001, Punjab (India)
International Gemological Institute And Testing Laboratory
No. 1307, Kedia Building, Left Chowk 3rd Floor, Gopal Ji Ka Rasta, Johari Bazar
Jaipur- 302003, Rajasthan (India)
Gopal Krishnan
1451, Thiruvalluvar Nagar, Mogapper West
Chennai- 600050, Tamil Nadu (India)
D For Diamond Gemological Lab
No. 878, Sector - 14 Urban Estate, Delhi NCR
Faridabad- 121005, Haryana (India)
IGL Invogue Gemological Laboratory
T-21 A, Budh Vihar, Phase-1 No. 15, Foot Gali, Near Rohini
Delhi- 110006, Delhi (India)
Gem Testing Laboratory
Manglam Height, 1st Floor, Shop No. 9, Model Mill Square, Ganeshpeth
Nagpur- 440032, Maharashtra (India)
Ace Gem Labs
No. 8/64-65, First Floor, Main Market Old
Faridabad- 121002, Haryana (India)
Srisewa Jyotish
383, Sitaram Apartment, Near Modi Ganpati, Narayan Peth
Pune- 411030, Maharashtra (India)