Diamond Color Grading Instrument

Varna-D quickly grades a diamond’s color with precision, speed and repeatability! This self-contained device comes with inbuilt lights, processor and LCD control panel for a truly touch button operation.

Confidently grade a diamond’s color with precision, speed and repeatability.


  • Grades polished natural diamonds in the D-L color range from 0.25ct to 5ct
  • Revolutionary PATENTED technology successfully analyzes various sizes, shapes, fluorescence, zoning and secondary hues
  • Repeatable accuracy: +/- 1/2 color grade
  • Bar scale shows precise high/low color in range
  • Digital Touchscreen LCD display
  • Easy-to-use with minimal training
  • Compact size, lightweight and fully portable


Technical Specifications:

  • Powered by multi-voltage 100-240V AC adapter or built in Li-Ion rechargeable battery pack
  • Storage: Built in 32GB
  • Includes: Micro USB adapter/charger and 5-hour built in rechargeable battery pack
  • Optional: Bluetooth connectivity for use with app
  • Weight: Approximately 1LB (0.5KG)
  • Size L x W x D: Approximately 7.5” x 4.25” x 3.75”