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Home Diamond Tester with UV
Front profile of the electronic diamond tester with UV, showing control buttons and selection switches.
Angled overhead shot of the grey handheld diamond tester device with UV light feature.
Back view of the diamond tester with UV showing warnings, caution notes, and speaker holes.
Diamond tester with UV showing the protective protective cover removed from the fine testing probe.
Black cardboard retail packaging box for the portable gem and diamond tester with UV.
Black protective storage pouch sliding out of the diamond tester retail box.
Full kit including diamond tester with UV, leather pouch, manual, testing platform, and box.
Diagrams showing the ultraviolet lamp mode switch and the green diamond detection light indicators.
Two-panel instruction view showing how to insert a heavy-duty 9V battery into the diamond tester.
Front profile of the electronic diamond tester with UV, showing control buttons and selection switches.
Angled overhead shot of the grey handheld diamond tester device with UV light feature.
Back view of the diamond tester with UV showing warnings, caution notes, and speaker holes.
Diamond tester with UV showing the protective protective cover removed from the fine testing probe.
Black cardboard retail packaging box for the portable gem and diamond tester with UV.
Black protective storage pouch sliding out of the diamond tester retail box.
Full kit including diamond tester with UV, leather pouch, manual, testing platform, and box.
Diagrams showing the ultraviolet lamp mode switch and the green diamond detection light indicators.
Two-panel instruction view showing how to insert a heavy-duty 9V battery into the diamond tester.
PresidiumSKU: TTIA00158

Diamond Tester with UV

$40.53 /
Shipping calculated at checkout.
Front profile of the electronic diamond tester with UV, showing control buttons and selection switches.
Diamond Tester with UV
$40.53 /
Low Stock (5)

Material: Plastic

Probe Warm-up Time: about 25sec

Working Time: about 5 hours for continuous use

Working Voltage: 1 x 9V, 6F22 battery

Size: 155x 22 x 41mm

Net weight: 50g

 
 
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Professional Presidium gem testing devices, including Gem Tester II and OTi, with loose gems on a bright grey surface.Gem Tester jeweler-desk-flatlay-digital-caliper-presidium-gem-tester-magnifying-loupe-diamond-ring-and-earrings-for-appraisalTools & Supplies

The reliable, high-efficiency screening device for instantly separating genuine diamonds from common stone simulants. Rapid counter-side gemstone identification requires tools that can quickly isolate genuine stones from low-conductivity substitutes like glass and cubic zirconia (CZ). This Digital Diamond Tester combines industry-standard thermal conductivity detection with a built-in long-wave Ultraviolet (UV) light source. Featuring a precision retractable testing probe and automated metal contact alerts, this lightweight device provides pawnbrokers, jewelry retailers, and estate buyers with an essential, cost-effective primary defensive shield during inventory intake.

Advantages

  • Thermal Conductivity Matrix: When the calibrated probe is placed vertically on a stone, the device reads thermal transfer rates. It strictly identifies and isolates low-conductivity fakes, synthetic crystals, and standard cubic zirconia (CZ).

  • Integrated UV Inspection: Features an independent Ultraviolet (UV) light toggle switch on the front panel. This allows counter staff to instantly check a stone for diamond fluorescence properties without needing a secondary desktop cabinet.

  • Metal Alert Protection Circuit: To eliminate false positives and user error, the device features a built-in safety sensor. It instantly sounds a continuous warning alarm if the probe tip accidentally drifts off the gemstone and touches the precious metal setting.

  • Rapid Probe Stabilization: Features an advanced internal heating element that stabilizes the testing probe in approximately 25 seconds from initial power-on, minimizing customer wait times during live appraisals.

Counter Intake Diagnostics: A highly efficient primary verification tool for sales staff to test mounted jewelry right in front of a client prior to processing repairs, cleaning, or trade-ins.

Estate & Scrap Buying: Allows bulk precious metal buyers to rapidly scan through antique lots and vintage jewelry trays to pull out genuine diamond inventory from worthless glass costume accents.

Fluorescence Screening: Instantly identifying natural diamonds that exhibit strong fluorescence under UV light, assisting in matching stones to laboratory grading reports.

Free Global Shipping
We process orders within 1-3 business days. Estimated standard international delivery is 6-12 business days.

14-Day Returns
We have a 14-day return policy. Items must be unused, with all original accessories, and in original packaging.

For full details, please refer to our Shipping and Refund policies at the bottom of the page.


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Your long-term partner in jewelry making. We test and source the best global tools, so you can focus on creating.

Email: sales@luxgoldtools.com

Head Office: Room 1101, 11/F, Yuntong Commercial Building, 46-48 Hillwood Road, Tsim Sha Tsui, Hong Kong

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