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New Design Jewelry testing Tools Diamond CVD HPHT Moissanite Tester2022-05-31 17:06:59 |
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Portable Gem Polariscope distinguish homogeneous heterogeneous gem FPP-302021-07-02 16:50:20 |
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0.8KG Power 110V-240V Gem Polariscope for Gemstone and Jewelry FTP-492021-12-02 11:15:46 |
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Gemstones Mohs Hardness Tester With Carrying Case2021-06-18 11:11:55 |
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Interference Ball Desktop Gemstone Polariscope For Jewelry2021-07-19 17:16:20 |
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0.003 Accuracy Portable 1.85 Gemological Refractometer FGR-003A2021-07-09 16:24:25 |
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