Experience cutting- with a built-in LED light source that requires no warm-up time. The top box can be opened to match gemstones of different sizes-Making it the ideal Portable Gem Tester for onthego evaluations<br> Engineered for speed and accuracy, our tester delivers reliable results in seconds. Its compact design ensures that you can swiftly verify authenticity anytime, anywhere, serving as a topquality Gemstone Tester<br> Designed with an intuitive pointer interface, this device maximizes your productivity by allowing fast and efficient testing. Its streamlined performance makes it the ultimate Gemstone Tester for All Stones<br> No professional skills are needed-just power on the device, gently the tip against the stone, and get instant feedback. Its user-friendly operation ensures accuracy with every test<br> Not limited to diamonds alone, this tester is perfect for assessing a wide range of gemstones. Whether you're a professional jeweler or a hobbyist, it offers functionalities to meet your diverse testing needs<br> Colour:As Shown<br> Material:Metal+Plastic<br> Package Contents:<br> 1 * gem tester for all stones<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.