HMKIS Diamond Tester Pen, High Accuracy Jewelry Diamond Tester+ 60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter - Yahoo Shopping
Professional High Accuracy Diamond Tester 2 / 3 Gemstone Gem
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Diamond Tester Pen, High Accuracy Jewelry Diamond Tester+200g/0.01g Mini Jewelry Scale+60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter Diamond Tester+200g/0.01gDigital Gram Scale+60X Loupe
[Initialization] After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate results.
HMKIS Diamond Tester, High Accuracy Jewelry Diamond Tester+200g/0.01g Mini Jewelry Scale+ 60X Mini LED Magnifying, Professional Diamond Selector for
Diamond Tester Pen,Professional Diamond Detector with 60X Mini LED
Professional High Accuracy Diamond Tester 2 / 3 Automatic UV
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TK15 Battery Capacity Tester 80V 350A Vehicle Battery Level
How To Test Diamond Turn on the switch. Make sure only 1 light is lighting up on the scale. Wait few seconds for the probe to heat up until Lamp on ready OK.
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Diamond Tester Pen, High Accuracy Jewelry Diamond Tester+200g/0.01g Mini Jewelry Scale+60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter Diamond Tester+200g/0.01gDigital Gram Scale+60X Loupe