Category: Bundles

Bundle - ARI by Presidium & Diamond Mate-A

SGD $1,649.00

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Elevate your diamond identification capabilities with the ARI by Presidium, the trusted Diamond Verification Instrument®. When paired with the Presidium Diamond Mate Tester (PDMT-A), you gain a powerful and efficient toolset for quick and reliable diamond screening. Invest in the ARI and PDMT-A combination today and experience the convenience and reliability of industry-leading diamond identification technology.

Optical Probe TIp for ARI

SGD $69.00

Extra Rechargeable Battery for PDMT-C

SGD $20.00


SGD $20.00


SGD $35.00
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ARI by Presidium:

  • 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
  • Optical Tip assessment tool in settings

Presidium Diamond Mate-A:

  • Retractable thermoelectric probe tip for enhanced accuracy that ensures constant pressure between probe and gemstone
  • Industry’s thinnest probe tip (0.6mm) for testing diamonds as small as 0.02ct
  • Metal alert buzzer to ensure that probe tip is in contact with stone during testing
  • No waiting time between tests
  • Clear and easy-to-read LED display
  • Rechargeable batteries
  • Low battery indicator
  • Low battery consumption


ARI by Presidium:

  • 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

Diamond Mate-A: 

  • Verifies authenticity of diamonds instantly
  • Tests both polished and unpolished gemstones
  • Tests diamonds as small as 0.02ct
  • Consistent and reliable results every time
  • No waiting time between tests
  • Clear and visible display for ease of reading measurements
  • Simple and easy to use
  • Light and portable for convenience
  • Comes with protective carrying case