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Diamond Sorting

IGI offers sorting services for diamond parcels up to 0.25ct which includes screening and detection for laboratory grown diamonds and/or simulants.

Tamperproof Sealed Containers

IGI screens every diamond using state of the art technologies to determine naturally mined, laboratory grown or simulant origin. Parcels are returned in tamperproof sealed bags or IGI D-Box designed for professional presentation.

IGI D-Box

  • Each IGI D-Box includes the following information
  • Color grading in a range of two or three colors (D-F, G-H, I-J)
  • Clarity grading in a range of two or three clarities (IF-VVS1, VVS2-VS1, VS2-SI1)
  • Cut/Finish grading on request (one overall grade)
  • AQL (accepted quality limit) applicable upon request
  • Measurements, fluorescence and other parameters can be provided on request

IGI’s strict grading standards ensure that these products can be used worldwide as trading and sales tools to increase efficiency and professionalism.