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Frosted Aluminum Alloy Table Gem Refractometer 1.35 Scale2024-10-24 10:42:20 |
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Stainless Steel Table Gem Refractive Index Tester 1.85 Scale2021-07-09 16:34:38 |
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Polarizing Lens Gemology Equipment 0.002 Accuracy Hand Refractometer2021-07-09 16:33:45 |
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32mm Eyepiece Jewelry Gem Refractometer For Identifing Gemstone2021-07-09 16:26:58 |
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CZ Testing Prism 1.85 Inlaid Gem Refractometer 0.002 Accuracy2021-07-09 16:25:32 |
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Portable Gemstone Refractometer With Monochromatic Light Filter2021-07-09 16:24:46 |
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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