Presidium Diamond Mate – PDMT-A

The Presidium Diamond Mate utilizes proven thermal conductivity testing method to instantly verify the authenticity of diamonds. Test results are indicated by visual light and audible beeps.

$122.95

Add to cart

Presidium Gem Tester – PGT II

The Presidium Gem Tester II (PGT II) features a clear and direct analog display for a quick way to identify diamonds/moissanite and separate up to 15 common colored gemstones from one another based on their thermal conductivity. It still features a retractable probe tip that ensures consistent pressure against the gemstone during tests resulting in more reliable results. With the industry’s thinnest probe tip size of 0.6mm, the PGT II tests gemstones as small as 0.02ct.

$289.95

Add to cart

Presidium Multi Tester – PMUTIII

Convenient all-in-one handheld instrument that instantly separates diamonds from moissanites and other diamond simulants, based on their thermal and electrical properties.

$286.95

Add to cart