Presidium® Diamond Mate is a premium entry the brand's line of testers that utilize properties of electro-thermal conductivity and PRESIDIUM's signature, retractable probe tips, which maintain consistent pressure against the gemstone during testing, to accurately verify the authenticity of diamonds and moissanite.
Metal-contact audio alert ◆ Seven hours continuous use ◆ Virtually instant results ◆ No waiting time between tests ◆ Easy-to-read display with LED indicator ◆ Low-battery indicator with auto-off ◆ AC and battery power ◆ One-year manufacturer's warranty
The PDMT-A is powered by a 120 - 230 V adapter (sold separately) or three (3) AAA batteries (sold separately). We also carry the PDMT in a rechargeable version (PDMT-C).
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| Length (inches) | 160mm (6.3) |
| Width (inches) | 21mm (0.83) |
| Height (inches) | 30mm (1.18) |
| Weight (grams) | 45 |
| Operating Temperature | 18°C-27°C (65°F-80°F) |
| Can Detect | Diamonds and Gemstones as small as 0.02ct |
| LED display | Clear and easy-to-read |
| Battery Time | 7 Hours based on alkaline batteries |