{"product_id":"second-generation-diamond-thermal-conductivity-tester-for-gemstone-identification-handheld-metal-and-engineering-plastic-construction-measuring-135x40x23-mm-with-66-gram-lightweight-battery-powered-operation-for-portable-hardness-testing","title":"Second generation diamond thermal conductivity tester for gemstone identification, handheld metal and engineering plastic construction measuring 135x40x23 mm with 66-gram lightweight battery-powered operation for portable hardness testing.","description":"\u003ch1\u003eSecond Generation Diamond Thermal Conductivity Meter for Portable Gem Identification\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black handheld diamond thermal conductivity tester with metal probe on a grey background.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/1878595274201.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis handheld thermal conductivity tester represents a practical tool for jewelers, gemologists, and enthusiasts needing to verify diamond authenticity outside a laboratory setting. Its core function leverages the distinct thermal properties of diamonds compared to common simulants. The second-generation design focuses on portability and a clear, unambiguous testing process, packaged in a compact unit that fits in a toolkit or pocket. By providing an immediate visual and audio indication, it supports quick decision-making during gemstone evaluation, appraisals, or purchases.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black handheld diamond thermal conductivity tester with metal probe on a grey background.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/2009607269177.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe tester's design prioritises a balance of functionality and practical ergonomics for field use. Its construction and specifications are geared towards reliable operation in various environments, from jewellery shop counters to trade shows.\u003c\/p\u003e\n\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\n\u003cp\u003eThe instrument's housing utilises engineering plastic, chosen for its ability to create a lightweight yet impact-resistant shell that protects the internal components. Key functional elements, specifically the testing probe and the user contact plate on the back, are made from metal. This material choice is critical for the test's accuracy, as metal effectively transfers the minute temperature differentials from the user's finger through the probe to the gemstone surface, which is central to the thermal conductivity measurement principle.\u003c\/p\u003e\n\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\n\u003cp\u003eWith dimensions of 135 mm in length, 40 mm in width, and 23 mm in height, the tester is designed for easy one-handed operation and storage. Its form factor is similar to many digital multimeters or larger laser pointers. The weight of 66 grams (without the 9V battery) further enhances its portability, ensuring it can be used comfortably for extended periods without causing hand fatigue, a key consideration for professionals conducting multiple tests in succession.\u003c\/p\u003e\n\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black handheld diamond thermal conductivity tester with metal probe on a grey background.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/27217276117895.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe primary application of this device is within the gem and jewellery industry, though its simplicity makes it accessible for informed personal use. It serves a specific diagnostic role within a broader assessment workflow.\u003c\/p\u003e\n\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\n\u003cp\u003eFor professionals at trade fairs, auctions, or during client consultations, the tester offers a quick preliminary check. It can rapidly screen multiple stones, helping to identify those requiring further, more advanced laboratory analysis. Its battery-powered operation and lack of need for external power outlets or computer connections make it ideal for mobile workstations or temporary setups. The clear pass\/fail signal—ten illuminated lights accompanied by a beep—provides a definitive result that can be easily demonstrated and explained to clients on the spot.\u003c\/p\u003e\n\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\n\u003cp\u003eFor collectors or individuals interested in verifying inherited jewellery or recent purchases, the device provides a more accessible method than seeking out professional appraisal services for an initial opinion. Its straightforward operation, requiring only a finger touch and gentle probe contact, is designed to be manageable without specialised training. However, users should understand it is a tool for thermal conductivity testing specific to diamond identification and must be used as part of informed gemstone evaluation.\u003c\/p\u003e\n\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black handheld diamond thermal conductivity tester with metal probe on a grey background.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/338793471808.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe value of this thermal conductivity meter lies in its focused functionality and design efficiency, offering a dedicated solution for a common identification challenge.\u003c\/p\u003e\n\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\n\u003cp\u003eThe device is built for repeated use, with its robust metal and plastic construction requiring minimal upkeep beyond battery replacement. There are no consumable parts like test tips or pads that need regular changing. Proper care involves keeping the metal probe clean and free from oils or debris to maintain accurate thermal contact with gem surfaces. This design promotes long-term usability as a staple tool in a gem-testing kit.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\n\u003cp\u003eThis second-generation model is distinguished by its confirmed compact dimensions (135x40x23 mm) and lightweight build (66 g), which are concrete improvements for handheld use over potentially bulkier alternatives. The specified combination of metal for critical conductive parts and engineering plastic for the body offers a practical balance of performance and durability. For anyone requiring a portable, battery-operated method to perform a standard thermal conductivity test on diamonds, this device provides the essential features in a defined and self-contained package.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black handheld diamond thermal conductivity tester with metal probe on a grey background.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/4718715954017.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black handheld diamond thermal conductivity tester with metal probe on a grey background.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/480137019940.webp\"\u003e\u003c\/div\u003e","brand":"t0zkis-0a","offers":[{"title":"Black","offer_id":57447945175371,"sku":"CJXFZNZN00565-Black","price":28.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/5778\/2347\/files\/2009607269177.webp?v=1779865670","url":"https:\/\/homeenjoy.us\/products\/second-generation-diamond-thermal-conductivity-tester-for-gemstone-identification-handheld-metal-and-engineering-plastic-construction-measuring-135x40x23-mm-with-66-gram-lightweight-battery-powered-operation-for-portable-hardness-testing","provider":"Homeenjoy.us","version":"1.0","type":"link"}