The industry’s most reliable digital gauge that measures gemstone dimensions with direct conversion to carat weight for round brilliant-cut diamonds.
Presidium Electronic Gemstone Gauge is the industry’s first digital gemstone gauge and remains the only reliable one able to convert gemstone dimensions to estimated carat weight for round brilliant-cuts.
Utilizing solid-state electronics to accurately measure up to 1/100mm, this gauge also features a clear and visible high-tech digital display for ease of reading measurements. Its touch button zeroing allows the convenience of resetting to zero at any measurement point.
A high-setting jewelry attachment also allows easy measurement of mounted gemstones and its subsequent conversion to carat weight.
The Presidium Electronic Gemstone Gauge also includes the Presidium Gemstone Weight Estimation Table, which corresponds millimeter conversion to carat weight estimation.
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
Power & Battery
1 x 3V battery (provided with product, approximately 5000 hours of battery life)
Dimensions & Weight
Length: 97mm (3.82 inches)
Width: 61mm (2.40 inches)
Height:16mm (0.63 inches)
This product comes with a protective carrying case box that has an auto-magnetic power off when gauge is placed back in the carrying case.
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