Professional Diamond Tester Pen Kit | High-Accuracy Selector salon hair extensions Patch Test Recommended: For first-time

Patch Test Recommended: For first-time use

flexible movement across floors

"text": "The shelf life is 36 months from the date of manufacture when stored properly in a cool

Retractable Umbrella Design: Opens and closes in seconds — no folding hassle

The sturdy build holds up to demanding use in the field

Professional Diamond Tester Pen Kit | High-Accuracy Selector salon hair extensions Patch Test Recommended: For first-timeIdentify 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,