High Accuracy Professional Jeweler Diamond Tester For Novice and Expert Product selling point 1.Professional Diamond Selector II will indicate diamond or fake. 2.Uses large / small switches for testing diamonds 3.Emits audible sounds to easily differentiate the readings 4.Designed for quick, precise, and safe diamond testing. 5.If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction. Specification: Weight: 103 grams Powered by DC 9V battery x 1 (not included) Material: metal, plastic Colour: Black Size: 135 x 40 x 20mm / 5.31 x 1.57 * 0.79inch Package Contents: 1 x diamond tester 1 protective bag Other Cleaning Supplies Celebration Activ High Accuracy Jeweler Diamond Tester for Novice And High-Quality Construction:Our home tools are made from premium materials to ensure durability and long-lasting performance. Each tool is crafted with precision, offering reliable and efficient results for all your home improvement tasks. Versatile and Multi-Functional:Designed to handle a wide range of tasks, our home tools are versatile and multi-functional. Whether you're fixing, assembling, or maintaining, these tools provide the functionality you need for various DIY projects. Ergonomic and User-Friendly:Our home tools feature ergonomic designs that provide a comfortable and secure grip, reducing hand fatigue during extended use. They are user-friendly and designed to make your work easier and more efficient. Compact and Organized Storage:We prioritize convenience and organization.