Diamonds grown by high-pressure and high-temperature (HPHT) methods represent the vast majority of near-colourless synthetic diamonds of melee size. These diamond exhibit the phenomenon of phosphorescence after exposure to short-wave ultra-violet light.
Detects HPHT and some form of CVD synthetics Exact 255NM short wave UV Works with polished and rough stones Works with loose stones as well as jewelry BENEFITS Bright illumination - both white light and ultra-violet Portable, with the option of using a 9V battery Easy to identify suspect diamonds Viewing magnifier lens Smart-phone compatible
It's available a ring holder for mounted diamonds Art. #J-Melee Euro 30.00