IDT is the most trusted name for the certification of diamonds and gemstones, as well as the global leader for jewelry certification. With objectivity and expertise as its hallmarks, IDT ensures the integrity and accuracy of every report it issues. IDT tests every material submitted to determine whether it is natural or not, and discloses any known treatments discovered during analysis.
With laboratories in Dubai, Singapore, New Delhi, Rajasthan, Punjab, Kerala, Uttarakhand, Uttar Pradesh, Jammu and Andhra Pradesh, the IDT Report is regarded as the standard of excellence in gemology.
The institute’s authoritative reports include -
  • Gem Test Report (GTR)
  • Diamond Grading Report (DGR)
  • Studded Jewellery Analysis (SJA)