Portable Triplet Lens 21mm Jewelry loupe Magnification of 20X2021-07-05 11:29:54 |
Glass Optical Triplet 10x magnifier Gemstone Loupe 21mm Diameter2021-07-05 10:56:09 |
Emerald Testing Chelsea Colour Filter
8 Items Gem Testing Instruments Mohs Gemstone Hardness Tester
Dual Use Synthetic Diamond Moissanite Tester With 0.66mm Probe
Complete Set Mohs Hardness Pencil Gemstones Testing 104mm*6mm
Optical Lens Desktop Gem Polariscope Built In LED Light
Index Wheels of 96 and 64 for Lapidary Machine with Function of Faceting and Polishing
Gem Faceting Machine with wheel index of 96 and 64, Voltage AC220V FJM-2014
Gem faceting Lapidary Machine with mainshaft Speed 2300-2800r/min FJM-2014A