Presidium ARI Diamond Tester Detector Type I or II or Moissanite


New Presidium Diamond Detector

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Presidium ARI ( 3D Animation) 

UV screening tool designed for gemmologists. Developed by Presidium to identify Diamonds TYP I or Typ II (natural or synthetics) and Moissanite.


User-safe UV Retractable Optical Probe activates only when tip is in contact with the diamond

Alert Buzzer for loss of contact between optical probe tip and diamond during testing

A 6-Language selection in the Graphic User Interface (GUI)

Battery operated with stylish ergonomic design for portability and ease of use

Tests on colourless diamonds and moissanites from D to J colour

Catered for both left-handed and right-handed users alike


Identifies colourless diamonds against Lab Grown CVD/HPHT diamonds and all types of moissanites, including the new “low conductivity” moissanites

Tests on loose or mounted diamonds in all jewelry settings, including closed-back setting

Replaceable Optical Probe tip technology for users to replace any worn or damaged probe tips yourself, minimizing any equipment downtime

Instantaneous results in 3 seconds for consecutive testing

Tests on polished diamonds and moissanites of all proportional cuts as small as 0.02ct


Power & Battery

3 x AAA alkaline batteries (up to 4 hours of continuous usage) or AC adaptor

Standby time: 10 minutes from the last measurement

Recommended Operating Conditions

Operating Temperature: 18°C – 27°C (65°F – 80°F)

Storage Temperature: 10°C – 51°C (50°F – 124°F)

Air Relative Humidity: 35 – 65%

Dimensions & Weight

Length: 190mm (7.5 inches)

Width: 46mm (1.8 inches)

Height: 25mm (0.9 inches)

Weight (without batteries): 60g (0.13lb)


Specific References

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