2-in-1 Test Pen: In addition to testing diamonds, the Diamond Tester Pen can also detect moissanite and other gemstones. It offers various testing modes and functionalities to cater to your testing needs for different types of jewelry

High Accuracy: Our Professional Diamond&Moissanite Tester Pen is designed to help you quickly determine diamond and moissanite from other fake stones. Nice choice for retail jewelers, pawn brokers and chain stores

Simple Operation: The Diamond Tester Pen is easy to use,just lightly touch the pen tip to the surface of the jewelry, and it will provide test results within seconds. The diamond light "light up" indicates that the product is a real diamond, and the Moissanite light "light up" indicates that the product is moissanite

Reliable Assurance: This diamond & moissanite tester designed for quick, precise, and safe diamond testing. It undergoes rigorous testing and quality control to provide you with reliable test results, instilling confidence in your diamond or Moissanite purchases and assessments

Portable Desgin: It's compact-sized design, easy to carry and use. Low battery consumption(includes rechargeable batteries). NOTE: Our products are battery powered, with batteries, no charging cable