10/08/2026
Choose a karat needle, rub or scratch the needle against a test stone, and make a rubbing or scratch with the item to be tested next to it. Place a drop of testing acid across both marks, and carefully observe the reaction to the acid.
10/08/2026
Matched with a testing platform for loose stones. The red light will be showed and the audio indicator will ring if the stone is real diamond. 1 Testing Platform. 1 Diamond Selector l. Light weight, matched with a convenient carrying case.
10/08/2026
This portable Diamond Tester Selector is designed for quick and convenient testing of loose stones. Compact and lightweight, it features LED and audio indicators to assist with stone identification and includes a testing platform for added convenience.
10/08/2026
Maximum Capacity: 200g. This digital scale has a rugged design with backlit LCD display and brushed stainless steel platform. Six (6) Weighing modes: g, oz, gn, ct, ozt, dwt.
10/08/2026
Place a 500g weight on the scale. Maximum Capacity: 500g. This scale requires a minimum weight of 0.05g to function properly. Clear LCD Display with Backlight. Equipped with a large backlit LCD screen for easy reading, even in low light.
10/08/2026
Tare range: tare full capacity. Portable 200g x 0.01g Mini Digital Scale Jewelry Pocket Balance Weight Gram LCD. Tare function. Digital Pocket Scale. LCD display with blue backlight. Multiple weighing units: (g / tl / oz / ct).
10/08/2026
10/08/2026
Place a 500g weight on the scale. Maximum Capacity: 500g. This scale requires a minimum weight of 0.05g to function properly. Includes 4 anti-slip pads to keep the scale steady during use. Turn on the scale.
10/08/2026
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