Connect with SGL
Global Network of Expertise
Our team of world-class gemologists and support staff are available across the globe to assist with certification, education, and security inquiries.
Direct Contact
Inquiries & Support
Email Official
info@stonifylab.com
WhatsApp & Voice
+93 749 438 518
Laboratory Hours
Mon - Sat: 09:00 - 18:00 (GMT)
Secure Messaging
Every communication is encrypted. For high-value collection inquiries, please use our secure portal after logging in.
Global HQ
Antwerp
Hoveniersstraat 55, 2018 Antwerp, Belgium
Grading Lab
New York
580 5th Ave, New York, NY 10036, USA
Regional HQ
Mumbai
Bharat Diamond Bourse, Bandra Kurla Complex, Mumbai, India
Service Center
Hong Kong
Queen's Road Central, Hong Kong
Service Center
Tokyo
Ginza, Chuo City, Tokyo, Japan
Official StonifyLab Network Locations