Portable Diamond Colorimeter

OGI Spectra color grading device can produce color grading for polish diamond.

Its user friendly and can measure any shape and size from 30 points and up.

Spectra can help you to buy uncertified diamonds and save the mistakes.

  • Grade the color (D to M) of a polished diamond regardless
    of its shape and size with high accuracy.
  • Measure in GIA and other grading labs.
  • Measure and grades the fluorescence of a polished stone.
  • Portable and rechargeable batteries for up to 10 hours.
  • One year OGI systems warranty.

  • Specifications

  • Diamond Size: 0.30 < 100.00 ct
  • Diamond Type: Polish diamond shape
  • Grading accuracy: ± 0.15 Grade
  • Voltage: 110/220 volts, rechargeable - 15 work hours.
  • Dimensions: W15cm H10.5 L10.2
  • Self calibration