High Tester: Professional selector shows real diamonds or fake diamonds, LCD monitors and LED displays. Compared to the second generation, sensitivity and accuracy have been significantly improved.
This product is made of real diamonds.
Tester Gemstone Test Pen Safe and Fast: for quick, accurate and safe testing. If the stone is a real diamond, a green indicator will appear. The metal alarm function emits a continuous beep if the user accidentally touches the metal instead of the stone.
probador de diamante presidium multi tester, zero
The instrument probe is very sensitive and ensures high work efficiency.