41 - 43 of 43
tool accessories
Selling leads
|
White Grading board for Diamond Color Grading FDB-1A Description: 1. Multiple V-shaped grooves to reduce the reflection on the diamond surface; 2. ...
2024-12-09 10:54:02
|
|
Fable Brand Conoscope for Polariscope to viewing the interference figure of Gem Description: In gemology, we use a conoscope to determine optic ...
2024-12-09 10:54:02
|
|
Gem Testing Instruments Gemology Stander Conoscope for Polariscope Model:FTP-ZG Description: In gemology, we use a conoscope (a strain free acrylic or ...
2024-12-09 10:54:02
|