Gemstone Tester USB Rechargeable Portable Gem Checker Accurate Thermal Conductivity Jewelry Detector gray
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Buy Gemstone Tester USB Rechargeable Portable Gem Checker Accurate Thermal Conductivity Jewelry Detector gray
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Gemstone Tester USB Rechargeable Portable Gem Checker Accurate Thermal Conductivity Jewelry Detector gray | £18.75 |  | |||
Feature: 1. Fast and Accurate Verification: The high accuracy gemstone tester pen has advanced thermal conductivity, this tester accurately distinguish between real gemstones and other imitation gemstones. 2. Application: Portable gem checker is suitable for handling any loose or mounted gemstones, as well as other jewelry and precious metal products, a convenient tool for anyone in need of quick and accurate gem testing. 3. Easy Use: This gemstone detector comes with a prompt and sound. When the light is on, it can make a sound, making it easy for you to distinguish gemstone from stones. 4. Notice: Gemstone tester works by measuring the thermal conductivity of an object. Make sure to test according to the correct testing procedure, avoid u
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