Amid cororna virus concerns, we continue to take orders but will only be able to fulfill them once business activity resumes.
Presidium Dial Gauge measures from 0.0 to 23.0mm in 0.1mm divisions. The PDG features an easy-to-read millimeter and carat scale and is only dial gauge in the industry that combines dual measurements for gemstones in millimeters with corresponding carat conversion for round brilliant-cut gemstones. PDG also contains an inner scale display for US ring size measurements.
The PDG is manufactured to the highest quality and features a patented anvil with a non-metallic lubrication-free rack and pinion technology that resist wear and tear and maintain its accuracy.