Johari Dial Gauge 10mm (Eco.) :Johari Dial Gauge 10mm (Eco.) : Professional-Grade Accuracy in a Compact Design Diamond / Gemstone Scales 01mm (Tolerance +/- 0

01mm (Tolerance +/- 0

carat sizes

Presidium GemTester Pen Probe- I is an add on accessory to be used specifically with Presidium Gem Tester and Duo Tester only

your eyes are always protected

Johari Dial Gauge 10mm (Eco.) :Johari Dial Gauge 10mm (Eco.) : Professional-Grade Accuracy in a Compact Design Diamond / Gemstone Scales 01mm (Tolerance +/- 0Achieve precision in gemstone and diamond measurements with the Johari Dial Gauge 10mm Eco, the compact, professional grade tool designed for jewelers, gemologists, and enthusiasts. Engineered with industry standard accuracy, this pocket sized gauge measures gemstones and diamonds with unmatched precision of 0. 1mm. Whether you're evaluating small diamonds or fine gemstones, the Johari Dial Gauge ensures flawless results in a sleek and portable