GHI India is an independent full-service laboratory with an advanced gemmological research department. Through in-house investigations, field sampling and collaboration with leading scientists from the physics, geological, and mineralogical worlds, the lab’s research team has revealed new insights into issues of major concern to the diamond and jewellery trade.

GHI’s reputed research acknowledgments are identification projects on HPHT (High Pressure High Temperature) treatments of natural diamonds, HPHT lab-grown diamonds, CVD (Chemical Vapour Deposition) lab-grown diamonds, coated, irradiated and annealed diamonds.

As new gemmological challenges arise, more and more research studies and projects will be undertaken by GHI’s top-level research team.