Presidium ARI-Diamond Verification Instrument

Presidium ARI-Diamond Verification Instrument

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ARI is developed as a handheld PRESIDIUM DIAMOND VERIFICATION INSTRUMENT ™ to help identify colorless diamond against CVD/HPHT lab grown colorless diamond and all types of moissanite. It is suitable for testing on both loose and mounted stones, including jewelry pieces with a closed back setting.

Through advanced proprietary technology, ARI measures the UV light absorbance ability of diamond and moissanite. With its touch screen color LCD display, ARI provides a clear and accurate result of "Diamond", "CVD/HPHT/Tpe lla" and "Moissanite" within three seconds.


  • User-safe UV Retractable Optical Probe activates only when tip is in contact with the diamond.
  • Alert Buzzer for the 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 colorless diamonds and moissanites from D to J color.
  • Catered for both left-handed and right-handed users alike.
  • Benefits:

  • Identifies colorless diamonds against Lab Grown CVD/HPHT diamonds and all types of moissanites, including the new "low conductivity" moissanites.
  • Replaceable Optical Probe tip technology for users to replace any worn or damaged probe tips yourself, minimizing any equipment downtime.
  • Tests on loose or mounted diamonds in all jewelry settings, including closed-back settings.
  • Instantaneous results in three seconds for consecutive testing.
  • Tests on polished diamonds and moissanites of all proportional cuts as small as 0.02 ct.
  • Power & Battery:

  • 3 x AAA alkaline batteries (up to four hours of continuous usage) or AC adapter.
  • Standby time: 10 minutes from the last measurement.
  • Recommended Operating Conditions:

  • Operating Temperature: 65℉ -80℉. (18℃- 27℃)
  • Storage Temperature: 50℉-124℉. (10 ℃- 51℃)
  • Dimensions and Weight:

    • Length: 7.5 inches (190mm)
    • Width: 1.8 inches (46mm)
    • Height: 0.9 inches (25mm)
    • Weight: 0.13l lbs (60g)

    Add to Cart Below


    SKU: Description Price Quantity Status
    DCARI Presidium ARI-Diamond Verification Instrument $1,199.00
    ARI-PROBE ARI-Diamond Replacement Probe $60.00

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