Presidium Gemstone Dial Gauge

Presidium Dial Gemstone Gauge is the easiest to use and the only one of its own kind in the industry that can measure Gemstone Dimensions with Direct Conversion to Carat Weight for Perfect Round  Brilliant-cut Diamonds.

• PDG also Contains US Ring size reader in its inner circle
• PDG is manufactured to the Highest Quality
• PDG features its own Patented Anvil that Does Not wear and tear easily
• PDG maintains its accuracy for a long timeSpecifications : Presidium Dial Gem Gauge (PDG)
  • Measures from 0.0 to 23.0mm
  • Accuracy: 0.1mm / Tolerance: 0.02mm with simple zero realignment
  • Analog gauge with mm/ct/ring size display
  • Portable and lightweight that can be used anywhere
  • Compact protective case included
  • Attachment for high setting jewelry provided
  • Presidium Gemstone Weight Estimation Table provided