Diamond Tester Green And Black Presidium Screener-II

About Diamond Tester Green And Black Presidium Screener-II

Enhanced with additional features, the Synthetic Diamond Screener II is a portable desktop device developed by Presidium to help screen out Type colorless diamonds (usually CVD/HPHT laboratory-grown diamonds) from the natural Type colorless diamond.

Features:

• Advanced technology that measures a diamonds UV light transmittance ability
• 2 colour coded (blue/red) indicator light bars to give a low or high reading of UV light absorption with blue light indicating Natural Diamond and red light indicating Type IIa Diamond
• Instantaneous clear results within 2 seconds
• Blue light to illuminate the testing pad
• A 5mm metal bar to conveniently raise the test probe for successive testing on loose stones
• Test button will blink in red to alert if the device is unable to detect any stones on the photo-detector
• Auto shutdown of interior LED light source for safe testing when lid of device is open or when Start Test button is not activated
• USB port for alternative power source and connectivity
• Exterior base foam padding to ensure non-slip sturdiness and prevent scratches to surfaces
• Low battery indicator
• Energy-saving auto power-off of device after 10 minutes without operation

Benefits:

• Help to screen out Type IIa diamonds likely to be laboratory-grown diamonds
• Tests on diamonds within a range in dimension from 1.5 mm in width and up to 5 mm in height (approx. 0.02 to 10 carat size)
• Tests on polished diamonds of popular cuts such as brilliant round cut, emerald cut, baguette cut, etc
• Can be used on both loose and mounted diamonds (on jewelry with open-back setting)
• For use on colorless diamonds from D Color down to J Color