UVER
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Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor Fast 0.5s Detection, 200g/0.01g Mini Jewelry Scal, Diamond Selector for Novice and Expert (Non-Rechargeable)
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Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor Fast 0.5s Detection, 200g/0.01g Mini Jewelry Scal, Diamond Selector for Novice and Expert (Non-Rechargeable)
Fast detection and professional accuracy in distinguishing genuine diamonds!
Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor Fast 0.5s Detection, 200g/0.01g Mini Jewelry Scal, Diamond Selector for Novice and Expert (Non-Rechargeable)
Item #: 188125332

Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor Fast 0.5s Detection, 200g/0.01g Mini Jewelry Scal, Diamond Selector for Novice

89% of respondents would recommend this to a friend

Item #: 188125332

TTD 377

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Order now and get it around Sunday, September 06
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What Stands Out

Rapid Detection
Achieve quick results with a fast 0.5-second detection time, ensuring both novices and experts can efficiently evaluate diamonds and gemstones without delay.
UV Light Functionality
Equipped with a 365nm UV light, this tester highlights fluorescence in diamonds, enhancing the testing accuracy and aiding in the identification of genuine stones.
Compact Precision Scale
The included 200g/0.01g mini jewelry scale provides precise weight measurements, offering invaluable support in evaluating gemstones alongside the diamond tester for informed decision-making.

Product Details

Shop Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor Fast 0.5s Detection, 200g/0.01g Mini Jewelry Scal, Diamond Selector for Novice and Expert (Non-Rechargeable) online at a best price in Trinidad and Tobago. B0FX8YJB32
Power SourceBattery Powered
Minimum Operating Voltage9 volts_of_direct_current
Compatible DevicesPower cord, 9V battery
Style NameCompact
Colorblack
Item Weight2.4 ounces (68.04 grams)
Item Dimensions5.98 x 0.79 x 1.14 inches (15.2 x 2 x 2.9 cm)
Brand NameUVER
ModelTUC-U-BTY-08-T001
UPC749083404311
ManufacturerUVER
Part NumberTUC-DF-TCC
BrandUVER
StyleCompact

Who Should Buy?

Suitable For
  • Jewelry Retailers

    Ideal for jewelers for quick and reliable diamond verification during sales and purchases in store.

  • DIY Enthusiasts

    Great for hobbyists who enjoy making jewelry and need reliable testing tools for their creations.

  • Beginners Learning

    Perfect for novices who are beginning to learn about gemstones and require an easy-to-use testing device.

Not Suitable For
  • Professional Appraisers

    Not suitable for experienced appraisers requiring advanced features and comprehensive testing options beyond basic detection.

Product Description

Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor Fast 0.5s Detection, 200g/0.01g Mini Jewelry Scal, Diamond Selector for Novice and Expert (Non-Rechargeable)

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is a Professional Diamond Tester Pen used for?

    Answer: A Professional Diamond Tester Pen is primarily used to distinguish between genuine diamonds and other gemstones, such as cubic zirconia or moissanite. By utilizing a thermal sensor and UV light, this device quickly and accurately assesses the thermal conductivity of the stone, providing results in just 0.5 seconds. This makes it an essential tool for jewelers, gemologists, and enthusiasts when evaluating the authenticity of diamonds.
  • Question: How does the 365nm UV light function in the diamond tester?

    Answer: The 365nm UV light in the diamond tester helps identify fluorescence in diamonds. Genuine diamonds often exhibit a unique glow under UV light, which can be a differentiator from other gemstones. This feature enhances the effectiveness of the tester, making it easier for users, especially novices, to detect diamonds accurately when analyzing stones in various lighting conditions.
  • Question: What are the main features of this mini jewelry scale?

    Answer: The mini jewelry scale featured alongside the diamond tester has a maximum capacity of 200 grams, with precise measurements to 0.01 grams. This high level of accuracy is vital for weighing precious gems, gold, or silver accurately, ensuring you know the precise value of your items. With its compact size, it’s convenient for both in-store and at-home use, making it perfect for jewelry makers and appraisers.
  • Question: Who can benefit from using a diamond tester pen?

    Answer: Both novices and experienced jewelers can benefit from using a diamond tester pen. Novices can learn to distinguish real diamonds from simulants, ensuring they make informed purchases. Meanwhile, professional jewelers can quickly verify their stock and enhance customer trust. The simplicity and speed of detection make it an invaluable tool for anyone involved in the jewelry industry.
  • Question: Can this tester differentiate between moissanite and diamond?

    Answer: Yes, the Professional Diamond Tester Pen can differentiate between diamonds and moissanite due to its thermal conductivity measurement capabilities. Diamonds have distinctly different thermal properties compared to moissanite, which can lead to incorrect assessments if not using the right tool. For effective identification, users should familiarize themselves with the device’s instructions to ensure proper usage for accurate results.
  • Question: How do I maintain the diamond tester for optimal performance?

    Answer: To ensure your diamond tester pen operates at its best, regularly check the battery status, clean the testing tip with a soft cloth, and store it in a protective case when not in use. Avoid exposing it to extreme temperatures or moisture. By taking these steps, you'll preserve its accuracy and longevity, allowing you to rely on it when assessing diamonds.
  • Question: Is the diamond tester suitable for gemstones other than diamonds?

    Answer: While the Professional Diamond Tester Pen is primarily designed for diamonds, it can also provide insights into other gemstones. However, for accurate testing of non-diamond stones, it's best to refer to specific testing guidelines, as other gemstones may require different assessment techniques. Using it on various gemstones can enhance your understanding of their properties.
  • Question: What is the detection speed of this diamond tester?

    Answer: The detection speed of the Professional Diamond Tester Pen is remarkably quick, with results available in just 0.5 seconds. This rapid response time allows users to conduct multiple assessments efficiently, making it an ideal tool for busy environments like jewelry stores or trade shows, where time is often of the essence.
  • Question: How should I use the Professional Diamond Tester Pen for best results?

    Answer: To use the Professional Diamond Tester Pen effectively, first ensure the gem is clean. Then, turn on the tester and touch the testing tip to the stone. Wait for the indicator light to signal the result. For the best outcomes, follow the manufacturer’s instructions closely, and consider testing from different angles within the stone to confirm findings.
  • Question: Where can I buy the Professional Diamond Tester Pen in Trinidad and Tobago?

    Answer: You can purchase the Professional Diamond Tester Pen with 365nm UV Light and Thermal Sensor from Ubuy. They offer a reliable selection of diamond testers and related jewelry equipment, allowing customers in Trinidad and Tobago to easily find and acquire this essential tool for diamond assessment.

UVER Diamond Testers Editorial Review

**** The Professional Diamond Tester Pen, equipped with a 365nm UV light and thermal sensor, has garnered a positive reception from users, establishing itself as a reliable tool for both novice and seasoned jewelers alike. The tester's ability to leap into action with rapid detection—just 0.5 seconds—makes it a time-efficient option for testing multiple stones, a feature particularly praised by those in the jewelry field. Users appreciate its professional quality, emphasizing its sturdy, weighty feel, and high-end features like an intuitive design with well-placed controls. The inclusion of practical accessories—such as a power supply, carrying case, and a mini jewelry scale—has impressed customers, with many noting how useful these extras are for general testing. The scale, though some users found it fluctuates slightly in accuracy, nonetheless adds value to the kit as it allows for precise stone weighing. One of the standout features of this tester is its dual functionality: the combination of thermal conduction and UV light provides a depth of testing not found in many comparable products. However, it's worth noting that the tester does have limitations, particularly regarding its ability to distinguish high-quality Moissanite from diamonds, as both can emit similar signals during testing. In terms of power management, the rechargeable design has been welcomed, with users noting the longevity of battery life and the convenience of continuous use while plugged in. The only downside, according to some feedback, involves its audible alerts, which may be disruptive in quiet settings. Despite minor drawbacks, the overall assessment remains overwhelmingly positive, making it a recommended purchase for anyone serious about accurately identifying diamonds. **

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Pros

  • Fast detection of diamonds (0.5 seconds).
  • High-quality build with a professional feel.
  • Dual testing features: thermal sensor and UV light.
  • Includes useful accessories, such as a carrying case and mini jewelry scale.
  • Rechargeable with long battery life; can also be used while plugged in.

Cons

  • Limited ability to distinguish high-quality Moissanite from diamonds.

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

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23 July 2026 · via Trustpilot
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TTD 377

Order now and get it around Sunday, September 06

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
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Fastest cross-border delivery

Features & Benefits

  • Fast 0.5s detection of real diamonds.
  • Built-in UV light aids in authenticity verification.
  • 200g mini jewelry scale with 0.01g precision.
  • Includes multiple power supply options for reliability.
  • 100% satisfaction guarantee with responsive support.
  • Compact design perfect for on-the-go assessments.

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