Electronic Gemstone Gauge (PEGG)
Electronic Gemstone Gauge (PEGG)
Electronic Gemstone Gauge (PEGG)


Electronic Gemstone Gauge (PEGG)



  • Measures from 0.0 to 25.0mm
  • Accuracy: 0.01mm / Tolerance: 0.02mm
  • Direct digital millimeter/carat readout
  • Touch button zeroing that allows the convenience of resetting to zero at any measurement point
  • Smooth slider mechanism
  • Low battery consumption
  • Portable and lightweight
  • Attachment for high-setting jewelry provided as accessory
  • Presidium Gemstone Weight Estimation Table provided
  • Compact protective case included with auto-magnetic power off when placed in carrying case




  • Instantly converts millimeter readings to carats for round brilliant-cut gemstones
  • Measures gemstone dimensions with accuracy to 0.01mm
  • Clear and visible digital display with readings in mm or ct
  • Light and portable instrument that can be used anywhere