Diamond Moissanite Tester, High Precision Jewelry Diamond Tester with Calibration (Cal) Test Disc, Capable of Testing 16 Types of Gemstones

Features: Metal alarm buzzer, ensure that the probe tip is in contact with the gemstone during testing. Probe head (0.6mm) can be used to detect diamonds as small as 0.02ct. Clear and easy to read analog dial. Specifications: Power supply method: Use two AA batteries or an adapter (excluding batteries) Size: Length: 125 millimeters (4.93 inches) Width: 90 millimeters (3.55 inches) Height: 70 millimeters (2.76 inches) Packing list: Gemstone and Diamond Tester * 1

• 【 Including Supported Thermal Calibration 】: It is now easy to calibrate your equipment for your testing environment.
• 【 Scalable Probe Head 】: A stretchable thermoelectric probe tip ensures constant pressure between the probe and the gemstone.
• 【 Easy To Use 】: Clear and easy to read analog dial; Used to test gemstones as small as 0.02 carats, it can distinguish 16 types of gemstones.
• 【 Fast And Safe 】: This diamond selection tester is designed specifically for fast, accurate, and safe diamond testing. It is harmless to diamonds.
• 【 Multi Functional And Reliable 】: consistently reliable results can be obtained every time. Identify diamonds/moissanite and the most common colored gemstones.