Official UGL Verification Portal
Verify YourCertificate
Confirm the absolute authenticity of your Uni Gem Lab diamond, gemstone, or jewelry grading report — securely online, instantly.
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Finding Your Certificate Number
Your UGL certificate number can be found in three places.
📄
On Your Report
Look for the UGL Report Number printed prominently at the top of your physical or digital grading report.
💎
On the Stone
For diamonds, your cert number may be laser-inscribed on the stone's girdle — visible under 10x magnification.
📧
In Your Email
UGL sends a digital copy of your certificate by email at the time of issue, including the full report number.
🔒Secure & Encrypted
⚡Instant Results
🌍Available 24/7 Globally
✅Tamper-Proof Records