Where science meets the ancient art of gemology
Raja Gems Testing Lab provides internationally-aligned gem certification for diamonds, precious stones and semi-precious minerals. Each certificate carries a scannable QR code — verifiable by anyone, anywhere, instantly.
A rigorous, transparent process every stone passes through before receiving the RGTL seal.
Refractive index, specific gravity, UV fluorescence and microscopic inclusion mapping — every parameter measured.
Variety, weight, color, cut, dimensions and observations recorded in our secure cloud database.
A professional certificate card with all gem details, gemmologist's signature and a unique number.
Every card carries a scannable QR code. Verify authenticity from any smartphone, anywhere.
We don't just issue certificates — we stand behind every one with expert knowledge, precision equipment and permanent digital records.
Stored permanently in cloud database. Cannot be faked or altered after issuance.
Scan QR and verify in under 3 seconds on any smartphone worldwide.
Certified gemmologist with 12+ years across all gem types and origins.
Heart of Jabalpur's Sarafa Bazar. Trusted for over a decade.
Diamonds, rubies, emeralds, sapphires and 50+ varieties tested with precision.
Variety, weight, color, shape, measurement, gravity and expert comment.
From precious diamonds and rubies to rare semi-precious minerals — we certify them all.
Have a Raja Gems certificate? Enter the number below to verify authenticity instantly.
"Scan the QR on any RGTL card, or enter the certificate number manually"
Raja Gems Testing Lab was founded to bring transparency and trust to the gem trade in Central India. Based in the historic Nunhai Sarafa Bazar of Jabalpur, we combine traditional gemological expertise with modern digital certification.
Located in Nunhai Sarafa Bazar, the heart of Jabalpur's gem and jewellery district.
Every certificate is backed by permanent cloud records. Scan QR — truth is one tap away.
Our analysis is purely scientific. No commercial interest affects the result.
Bring your gems in person or contact us to schedule a testing appointment.