High Accuracy Jewelers Diamonds Tester For Novice & Expert Professional Jewelry Diamonds Testing Diamonds

Features: Diamonds will indicate genuine- diamonds or fake. designed- for quick, precise, and safe diamonds testing. Uses large / small switches for testing diamonds,Emits audible- sounds to easily differentiate the readings. Our diamonds Tester Pen simple to operate to get results-, professionals are not required. The operating environment: 5-35 ℃, and the air relative humidity: 80%. Batteries: 1 x 9v Battery (not included).

Specifications: Material: palstics Size: approx 135x40x23mm/5.3x1.6x1-inch Batteries: 1 x 9v Battery (not included)

Package Includes: 1x Thermal Conductivity Meter

note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.