Diamond Colour Grading

This light source simulates daylight for diamond grading and has longwave UV light for fluorescence. The grooved, built-in grading tray is made of ...

Varna-D quickly grades a diamond’s colour with precision, speed and repeatability! This self-contained device comes with inbuilt lights, processor ...

The GemPen Filters are to be used as Add On Filters to be used with the GemPen Diamond Screener for testing and verifying Diamond, Rubies and Sapp...

Colour: Transparent+White Material: AcrylicSize: 180x35x20mm, 7.09" x 1.38" x 0.79"

PATENT PENDING LED illuminated grading and storage case features both perfectly balanced bright daylight and UV LED™s. It is powered by 3 included ...