Experience cutting-edge technology with a built-in LED light source that requires no warm-up time. The top box can be opened to accommodate gemstones of different sizes, making it an ideal portable gem tester for on-the-go evaluations. Engineered for speed and accuracy, this tester delivers reliable results in seconds. Its compact design ensures you can quickly verify authenticity anytime, anywhere, serving as a high-quality gemstone tester. Designed with an intuitive pointer interface, the device enhances productivity by enabling fast and efficient testing. Its streamlined performance makes it a versatile gemstone tester suitable for various types of stones. No professional expertise is required—simply power on the device, gently press the tip against the stone, and receive immediate feedback. The user-friendly operation supports consistent accuracy with every use. Beyond diamonds, this tester is effective for evaluating a wide range of gemstones. Whether you're a professional jeweler or a hobbyist, it provides reliable functionality to meet diverse testing needs. Color: As shown Material: Metal + Plastic Package Contents: 1 x Gem tester for all stones Only the above package content is included; other items are not part of the package. Note: Light reflection and variations in display settings may cause slight differences between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.