of Diamond and Gem Certification

Buying jewellery is almost a religion across the globe and has clearly emerged as an essential lifestyle product. But mostly a buyer, as an individual, is always in doubt about whether the purchase of Gem or Diamonds is genuine or not, as they are putting in their hard-earned money into an unknown territory. So, what should be a trusted solution to this worldwide concern? The solution is, that gemstones should only change hands when accompanied by a certificate attesting to its quality.

Pioneer in Certification

IDT Worldwide is the most trusted name in the field of gem identification and certification. Our brand is among the premier networks of Gemological Laboratories and symbolises trust, reliability and high-worth.
We are synonymous to consistency and integrity in grading diamonds, coloured stones and gems. We have emerged as a favourite destination for jewellers, jewellery brands, manufacturers, wholesalers, end-use customers and the masses. They consider IDT certifications as the benchmark for trusted analysis for its loose and studded gemstones, diamonds and jewellery.

Our 5th ‘C’

With our valued "IDT Gemological Laboratories Worldwide", our certificate empowers jeweller or the manufacturer or a customer, with an additional "C - Confidence" along with the Internationally acclaimed 4C's of diamonds - Cut, Clarity, Color, and Carat. At present, we have certified over 3 million pieces of diamonds, gemstones and jewellery internationally through the IDT platform.
IDT empowers the certification/testing ecosystem for the Gems and Jewellery category with Diamond Grading Report (DGR), Gem Testing Report (GTR), Studded Jewellery Analysis (SJA) and delivers value to both retailers/wholesalers/ manufacturers on one side and buyers/consumers on the other. Regardless of the geographic location, an authentic IDT Laboratory report can be the common language of trust and confidence in the gemological world.
Since new technologies are continually being developed and applied to treat rubies, emeralds, sapphires and other gemstones, the IDT Laboratory report is of utmost importance. Our report clearly states whether the report is Natural or Synthetic, provides data describing its shape, cut, measurements, colour, transparency and major optical characters with a detailed photograph. By utilizing our superior precious stones testing methods, an IDT Certificate clearly elaborates the details of any valuable stone to build a good level of trust between the buyers and the sellers.