Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones
Presidium
PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER
Presidium
HMKIS Diamond Moissanite Tester, Diamond Tester Pen for Checking Diamonds, Moissanites and Diamond Simulants Using Thermal and Electrical Conductivity
HMKIS
10% off
High Accuracy Professional Diamond Tester Pen Jeweler Tool for Novice and Expert - Diamond Selector II 9V Battery Included(Black)
Hqdz