Joyzan Diamond Tester Pen, High Accuracy Jewelry LED Selector Professional Gem Testing Precision Detector Portable Gemstone Electronic Meter Tool Novice Expert Jade Ruby Stone Crystal Precious Metal
Intuitive Design: Our high accuracy jewelry diamond tester features an LCD display and LED indicator make jewelry diamond tester pen easy to read your precise testing results
Quick and Safe: High accuracy diamond tester pen designed for quick, precise, and safe diamond testing, this professional jewelry diamond tester ensures that there is no harm to diamonds during the testing process; Diamond tester for jade providing accurate results every time
High Accuracy: This diamond tester pen for novice is meticulously designed to deliver accuracy in gemstone testing; Its high performance sensors ensure that each test yields precise results, making diamond detector gem tester an essential companion for gemologists, jewelers, and enthusiasts alike
Portable Design: The diamond detector gemstone tester and professional jewelry diamond selector can be put in any wallet or backpack, and the operation is simple; As long as the tip is perpendicular to the test masonry and the switch is pressed, the result can be obtained
Widely Use: This diamond tester pen kit is not only a diamond tester, but also a multi gemstone tester; Portable electronic diamond tester can detect if a gemstone is real or fake, including diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes