Gemlab Singapore

Dial Gauge (Model: PDG)
1 year factory warranty

An easy-to-use analog gauge for measuring gemstone dimensions.

BENEFITS

  • Measures gemstone dimensions with accuracy to 0.1mm
  • Clear and easy-to-read analog display with readings in mm/ ct/ ring size on carat scale
  • Designed to be simple and easy-to-use tool
  • Light and portable instrument that can be used anywhere

FEATURES

  • Measures from 0.0 to 23.0mm
  • Accuracy of 0.1mm
  • 0.05mm instrumental error, with simple zero realignment
  • Instantly converts millimeter readings to carats for round brilliant-cut gemstones
  • Analog guage with mm/ ct/ ring size display
  • Smooth slider mechanism
  • Portable and compact protective case included
  • Attachment for high setting jewelry provided
  • Presidium Gemstone Weight Estimation Table provided

Electronic Gemstone Gauge (Model: PEGG)
1 year factory warranty

A convenient digital gauge that measures gemstone dimensions.

Presidium Electronic Gemstone Gauge is the industry’s first electronic gemstone gauge and utilizes solid-state electronics to accurately measure up to 0.1mm

BENEFITS

  • Measures gemstone dimensions with accuracy to 0.01mm
  • Direct carat conversion for round brilliant-cut diamonds
  • Designed to be simple and easy-to-use
  • Light and portable instrument that can be used anywhere

FEATURES

  • Measures from 0.0 to 25.0mm
  • Accuracy of 0.01mm
  • 0.02mm instrumental error
  • 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
  • Auto-magnetic power off when placed in protective case
  • Portable and compact protective case included
  • Attachment for high setting jewelry provided Presidium Gemstone Weight Estimation Table provided

Gem Computer Gauge (Model: PGCG)
1 year factory warranty

A convenient digital gauge that measures actual gemstone dimensions and estimates gemstone weight and identity.

BENEFITS

  • Measures actual gemstone dimensions and estimates gemstone weight and identity
  • Measures 74 gemstones and 9 different shapes
  • Direct carat conversion for round brilliant-cut diamonds
  • Light and portable instrument that can be used anywhere
  • PC connectivity for ease of importing and printing measurement results

FEATURES

  • Measures from 0.0 to 25.0mm
  • Accuracy of 0.01mm
  • 0.02mm instrumental error
  • Direct digital millimeter/ carat readout
  • Smooth slider mechanism
  • Computer interface display with CD and USB (Universal Serial Bus) connectivity
  • Attachment for high setting jewellery provided
  • Specific Gravity (S.G.) dictionary for quick and easy reference included
  • CD that contains information on 133 gemstones (e.g., S.G. value, R.I. value and hardness) included