- 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