JTR | Jewellery Technology Research

JTR (Jewellery Technology Research) is an internationally recognized authority in diamond and jewellery grading and a pioneer in advanced detection technology. What began as a dedicated gemological institute has evolved into a global partner for jewellers, manufacturers, and retailers seeking clarity, trust, and innovation.

Our laboratories operate under internationally accepted standards including the IDC Rule Book, ISO 24016, and ISO 18323, and hold ISO/IEC 17025 accreditation recognized by ILAC and IAS. These accreditations ensure every JTR report reflects impartiality, technical competence, and international acceptance. We are also proud members of DMIA (Diamond Manufacturers and Importers of America) and JVC (Jewelers Vigilance Committee), aligning JTR with leading organizations that safeguard integrity in the jewellery trade.

At the heart of JTR is innovation. Our Equipment Division develops tools designed to make diamond verification and grading accessible beyond the lab. The Reveal Diamond Detector and Reveal 2S, together with Loupe S and JTR360 interactive reporting, represent a new generation of technology that empowers professionals to build consumer confidence with speed and precision.

What sets JTR apart is the integration of grading and technology. By uniting rigorous scientific standards with pioneering equipment and AI-driven workflows, JTR delivers a one-stop solution for safeguarding trust across the diamond and jewellery supply chain. From comprehensive grading reports to portable verification devices, we support industry members with the tools and knowledge needed to meet the challenges of an evolving market.

With a growing global presence and a mission rooted in responsibility, transparency, and innovation, JTR is shaping the future of trust in the diamond and jewellery industry. Every report, every device, and every innovation reflects our promise of accuracy, transparency, and confidence.