Product code: GEM-N-EYE III DIGITAL purchases REFRACTOMETER jewelry making equipment
For confirming the identity of unknown gemstones. With eye-catching easy to read OLED display and with advanced purchases processing capability. Do not have power supply but also runs on batteries. No light shields.
For confirming the identity of unknown gemstones. With eye-catching easy to read OLED display and with advanced purchases processing capability. Do not have power supply but also runs on batteries. No light shields.