Optima Portable Color Grader Gemstone Light Diamond Grading Case Precise finish and alignment

Precise finish and alignment

Intelligent pump control to avoid idle phases due to refilling

Easy access removable adjustable rod length can be adjusted according to different needs with more comfortable and effortless operation

Relative humidity: Less than 90%

Optima Portable Color Grader Gemstone Light Diamond Grading Case Precise finish and alignmentThis light source simulates daylight for diamond grading and has longwave UV light for fluorescence. The grooved, built in grading tray is made of near perfect white hard plastic that can be easily cleaned and will not change colour. Powered by batteries, the unit is small enough to fit in your bag or briefcase.