DHC Gem Lab & Institute

Certified brilliance that speaks for itself.
Because true value deserves trusted verification.

Every diamond tells a story of trust and authenticity. ✨
Get your diamonds certified with precision and confidence at DHC.

Adv. George John Valath, Chairman of Valath Gold & Diamonds, visited the DHC Gem Lab, gaining firsthand insight into its advanced infrastructure and state of the art gemstone testing technology.

The visit highlighted DHC’s commitment to precision, innovation, and excellence in gem certification.

Lab grown or natural - do you know the difference?
From formation to value, every detail matters when choosing the right diamond.
Learn, understand, and make informed decisions with DHC.

Did you know?
Red diamonds are among the rarest treasures on Earth, known for their intense and captivating hues.
Discover the fascinating world of rare diamonds with DHC.

Are you dreaming to build a career in the diamond industry? This is the right place to begin. Our Diploma in Diamond Grading starts on April 20, 2026, offering you the right foundation to step into this field, with limited seats available.
Join DHC.

Experience brilliance like never before ✨
Join IIJS Bharat at Bangalore International Exhibition Centre from 21st–23rd March 2026 and get your diamonds certified with trust at DHC.
📍 Stall No: 5F 180

Mr. Shaju, MD of Tanmayi Gold and Diamonds, receiving the book "Understanding Diamonds & Color Stones" from DHC Gemlab & Institute - strengthening knowledge and expertise in the world of diamonds and precious stones. 💎

We were delighted to welcome Krishnakumar, Owner of Hamara Choice, to DHC Gemlab & Institute 💎
Thank you for trusting DHC for reliable gemstone certification.

Get your diamonds certified with confidence at DHC✨

Honored to welcome Mr. Nawab, Purchase Head of Pothys Swarna Mahal, at DHC Gemlab & Institute. Strengthening trust in gemstone and diamond certification with industry leaders.