500g / 0.01g On Balance ENVY Digital Mini Scale Capacity_Over 2000g So knowing if a gemstone

So knowing if a gemstone is singly or doubly refractive is diagnostic

Alternatively buy a set of colour-graded stones and match your stone against one of the samples in the set

CVD/ HPHT are two are methods of growing diamond = synthetic

Calibration: one-touch calibration with a sample of exactly 18ct (e

A synthetic-diamond tester is for the experienced jeweller and professional diamond dealer

500g / 0.01g On Balance ENVY Digital Mini Scale Capacity_Over 2000g So knowing if a gemstoneSummary ON BALANCE Pocket size (if you have a very large pocket). Slimline, weighs down to 0. 01g and up to 500g, i. e. quite high capacity (500g = about 16oz) and extra sensitive (down to 0. 01g). Download instruction manual. To read an article about weighing and weighing machines click here. This weighing machine is not approved for use in trade, it must not be used for buying and selling. For approved scales click here. Features Lightweight, slim