Gauges

Adjustable, lightweight, sensitive gauges made of polished steel with easy-to-read brass indexes. 1/10mm Graduation, 150mm Capacity.

Lightweight, sensitive gauges made of polished steel with easy-to-read brass indexes. 1/10mm Graduation. 150mm Capacity

Computes weight of diamond without removing stone from mounting. Width and depth are measured with caliper and compared with measurements in table. For round and fancy shapes.

The portable GemOro SUREgauge XL has a measuring range of 0-25mm/0-1″ with a precision accuracy of 0.01mm/0.0005″.

Cost effective way to accurately measure gemstones; delivers millimeter read out with instant carat conversion.

The Presidium Gem Tester II (PGT II) features a clear and direct analog display for a quick way to identify diamonds/moissanite and separate up to 15 common colored gemstones from one another based on their thermal conductivity. It still features a retractable probe tip that ensures consistent pressure against the gemstone during tests resulting in more reliable results. With the industry’s thinnest probe tip size of 0.6mm, the PGT II tests gemstones as small as 0.02ct.

Speed up your diamond and gemstone measuring with the high-tech Electronic Gemstone Gauge.

Digital display eliminates eye fatigue when measuring stones over prolonged periods.