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Synchronized and Highly effective Diamond Tester is now here to help you test your Diamond accurately. 

The SmartPro Finder I Tester has a retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results.

With thinnest probe tip size of 0.48mm, Smartpro Finder I (SPF I) tests diamonds as small as 1.0mm (0.01ct). Test results are instantly indicated by an LED light and continuous buzzer.

The SmartPro Finder I has been subjected to thorough and extensive laboratory tests, and will generally give a clear and reliable reading of the gemstone being tested under proper use. However, you are advised to conduct further supporting tests.

Download User Manual


  • Retractable thermoelectric probe tip for enhanced accuracy that ensures constant pressure between probe and gemstone
  • Thinnest probe tip (0.48mm) for testing diamonds as small as 1.0mm (0.01ct)
  • Metal alert buzzer to ensure that probe tip is in contact with gemstone during testing
  • No waiting time between tests
  • Clear and easy-to-read Super Bright LED display
  • Low battery indicator

Dimensions and Weight

  • Length:  165mm (6.5 inches)
  • Diameter: 25mm (0.98 inches)
  • Weight: 55g (with Battery)


  • Verifies authenticity of diamonds instantly
  • Tests both polished and unpolished Diamonds
  • Tests diamonds as small as 1.0mm (0.01ct)
  • Consistent and reliable results every time
  • No waiting time between tests
  • Clear and easy-to-read Super Bright LED display 
  • Simple and easy to use
  • Light and portable tester that can be used anywhere

Power and Battery

  • 2 x AAA batteries (approximately 2 hours of continuous use) 


Operating Conditions

  • Operating temperature: 18°C-27°C (65°F-80°F)
  • Storage temperature: 10°C- 50°C (50°F-122°F)

Include in package

  • SmartPro Finder I
  • Metal Stone Tray
  • User Manual
  • Warranty card
  • Protective Carrying Case
  • Neck Strap