BIG John Detectorists Diamond Tester
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In stockThe Story
The BIG John Diamond Tester is a portable electronic device designed to distinguish real diamonds from simulated stones, ideal for metal detectorists and jewelry enthusiasts. It provides quick, precise, and reliable testing with LED and audio indicators, and includes a metal alert feature to avoid false readings from metal contacts. The device comes with a protective carrying case for easy portability.
add_circle The Upside
- check Portable and easy to use in the field
- check Quick warm-up time of about 20 seconds
- check Includes both audio and visual indicators
remove_circle The Downside
- close 9V battery not included
- close Limited to testing diamonds and simulants, not other gemstones
- close May require practice to calibrate correctly
Specifications & features
Key features
- check_circle Positive diamond indication by LED light and audio
- check_circle Accurate and reliable reading
- check_circle Metal alert to avoid false readings from metal contacts
- check_circle Simple calibration for stones of various sizes
- check_circle Protective carrying case included
Specifications
Color
Black
Dimensions
16cm x 4cm x 2cm
Indicator
Audio and LED lamps
Power
9V Battery (Not included)
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