The Diamond Selector II device for measuring and testing the hardness of gemstones and verifying whether they are real diamonds or imitations with high accuracy. Completely new and unused device. ✨ Features: * Fast and accurate testing of diamonds and gemstones * Easy to use and suitable for beginners and professionals * Lightweight and portable design * Equipped with light and sound indicators to determine the result * Battery operated 📦 Condition: Brand new (unused) 🎯 Suitable for dealers, hobbyists, and gemstone collectors