Professional Diamond Tester Pen Kit | High-Accuracy Selector salon hair extensions Easy to Clean: Smooth surfaces

Easy to Clean: Smooth surfaces wipe clean quickly — low maintenance and hygienic

Patch Test Recommended: For first-time use

and sports events

or flower beds within minutes — no electrical skills required

The sturdy build holds up to demanding use in the field

Professional Diamond Tester Pen Kit | High-Accuracy Selector salon hair extensions Easy to Clean: Smooth surfacesIdentify Real Diamonds with Confidence Whether you're a jeweler, gemologist, or jewelry enthusiast, this Professional Diamond Tester Pen Kit gives you fast, accurate results at your fingertips. Featuring both LED light and audio indicators, this compact selector helps you distinguish genuine diamonds from simulants in seconds no guesswork, no lab required. Key Features High Accuracy Detection: Reliable thermal conductivity testing delivers consistent,