The Presidium Diamond Mate Tester (PDMT) has a retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results. With the industry’s thinnest probe tip size of 0.6mm, PDMT tests diamonds as small as 0.02ct. Test results armore...
Diamond Color Grading Set, Available in one-carat size, a set of 10 stones (color range from D-M). Comes with an attractive case. The unique grading display/container is made of color grading-approved white acrylic & is equipped with a built-in grading tray. All stones are lamore...
The Presidium Multi Tester III (PMuT III) is the all-in-one instrument that reliably and accurately verifies the authenticity of colorless diamonds against moissanite and other diamond simulants such as colorless sapphire, colorless spinel, cubic zirconia, zircon, etc. Showcasingmore...