StillCool Diamond Tester, High Accuracy Diamond Tester Pen, Diamond Tester Professional, Diamond Detector Gem Tester Gemstone Gemstone Tester, Black

Description

💎 Spot the real sparkle before anyone else does!

The StillCool Diamond Tester is a professional-grade, portable device designed to quickly and accurately verify diamond authenticity. Featuring a clear LCD and LED indicator, it distinguishes genuine diamonds from simulants like cubic zirconia with ease. Lightweight and powered by a 9V battery, it’s the perfect tool for gemologists and jewelry professionals on the move.