IDT Gemological Laboratories Worldwide

At IDT Gemological Laboratories Worldwide, we redefine trust in gemology through a 360° ecosystem of Laboratory Services, Gemological Education, Equipment, and Consultancy.

With laboratories across India and a strong presence in the Middle East & Africa, IDT Gemological Laboratories Worldwide provides accurate and reliable certification trusted by jewellers, manufacturers, brands, and consumers globally.

Millions of certified pieces circulate internationally, ensuring transparency, authenticity, and confidence in every diamond and gemstone transaction.

Wherever gems and jewellery move, IDT Gemological Laboratories Worldwide stands for accuracy, integrity, and trust.