{"product_id":"diamond-thermal-conductivity-tester-second-generation-metal-probe-gem-hardness-identification-device-portable-9v-battery-powered-66g-instrument-for-diamond-authenticity-verification-with-led-lights-and-audible-beep-indicator","title":"Diamond thermal conductivity tester, second generation metal probe gem hardness identification device, portable 9V battery-powered 66g instrument for diamond authenticity verification with LED lights and audible beep indicator","description":"\u003ch1\u003eSecond Generation Portable Diamond Thermal Conductivity Meter for Gem Authenticity Testing\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Second generation portable diamond thermal conductivity tester with metal probe on black 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 portable diamond thermal conductivity tester provides a direct method for verifying diamond authenticity through thermal conductivity measurement. The second-generation instrument combines compact dimensions of 135x40x23 mm with a lightweight 66-gram design, powered by a standard 9V battery for field or shop use. Its operation relies on completing an electrical circuit through simultaneous contact between the user, the device's metal back plate, and the diamond via the metal probe. This approach enables thermal conductivity testing that produces clear results through a system of ten LED lights accompanied by an audible beep, offering accessible verification without complex laboratory equipment.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Second generation portable diamond thermal conductivity tester with metal probe on black 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 diamond thermal conductivity tester integrates several functional elements into its compact metal and engineering plastic body. These materials provide the necessary structural integrity while keeping the instrument lightweight at 66 grams excluding battery. The construction balances the electrical conductivity requirements of the testing method with practical portability for use in various settings from jewellery shops to gem shows.\u003c\/p\u003e\n\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\n\u003cp\u003eThe instrument utilises metal components strategically placed where conductivity is essential - specifically in the testing probe that contacts the diamond surface and the back plate where user contact completes the circuit. Engineering plastic forms the main body structure, providing insulation where needed and contributing to the device's overall light weight of 66 grams without battery. This material combination supports the thermal conductivity testing method while ensuring durability for regular handling.\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 depth, the thermal conductivity tester offers genuinely portable operation. The compact size allows it to fit comfortably in a hand during testing or store easily in a toolkit or case. Weighing just 66 grams without its 9V battery, the instrument can be used for extended periods without causing hand fatigue, making it suitable for repetitive testing scenarios in retail or evaluation environments.\u003c\/p\u003e\n\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Second generation portable diamond thermal conductivity tester with metal probe on black 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 diamond thermal conductivity meter serves multiple practical applications centred on gemstone verification and quality assessment. Its portable battery-powered design enables use wherever diamond testing is required, from professional jewellery settings to gem shows and private collections. The clear indicator system makes it accessible to users with varying levels of technical expertise while providing reliable verification through established thermal conductivity principles.\u003c\/p\u003e\n\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\n\u003cp\u003eFor professional jewellers, gemologists, or pawn shop operators, this thermal conductivity tester provides quick verification during transactions or assessments. The 9V battery power means it can be used anywhere without requiring mains electricity, making it suitable for off-site appraisals, gem shows, or buying events. The dual indicator system of ten LED lights and audible beep delivers unambiguous results that can be demonstrated to customers or documented for records. The metal probe allows precise contact with diamonds of various sizes and settings.\u003c\/p\u003e\n\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\n\u003cp\u003eFor private collectors, jewellery enthusiasts, or those inheriting or purchasing diamonds privately, this instrument offers accessible verification without specialist training. The straightforward operation - simultaneous contact with the back plate and diamond probe - makes it usable by anyone following the basic instructions. The compact size and battery operation mean it can be stored with jewellery collections and used when evaluating new acquisitions or verifying existing pieces. The clear light and sound indicators remove ambiguity from the testing process.\u003c\/p\u003e\n\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Second generation portable diamond thermal conductivity tester with metal probe on black 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 second-generation diamond thermal conductivity meter provides practical value through its verification capability, portable design, and clear indication system. By focusing on thermal conductivity testing - a property that distinguishes diamonds from many common imitations - it offers a scientifically grounded approach to authentication. The instrument's design prioritises usability with its lightweight construction, battery power, and unambiguous result indicators.\u003c\/p\u003e\n\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\n\u003cp\u003eThe instrument requires minimal maintenance beyond occasional cleaning of the metal probe and back plate to ensure good conductivity. The 9V battery power supply uses standard widely available batteries that can be replaced as needed. With no complex electronics beyond the indicator system, the tester offers reliable repeated use without requiring calibration or specialised servicing. The metal and engineering plastic construction provides durability for regular handling in various environments.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\n\u003cp\u003eThis diamond thermal conductivity tester combines practical verification capability with genuine portability through its 135x40x23 mm dimensions and 66-gram weight. The dual indicator system of ten LED lights and audible beep provides clear, unambiguous results without interpretation guesswork. Powered by a standard 9V battery, it operates anywhere without mains electricity constraints. The testing method based on thermal conductivity differences between diamonds and common imitations offers a scientifically valid approach to authentication accessible to both professionals and private users.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Second generation portable diamond thermal conductivity tester with metal probe on black 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=\"Second generation portable diamond thermal conductivity tester with metal probe on black background\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/718\/2025-10-02\/original-image\/480137019940.webp\"\u003e\u003c\/div\u003e","brand":"9six9b-kc","offers":[{"title":"Black","offer_id":58283296588160,"sku":"CJXFZNZN00565-Black","price":28.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/5979\/5328\/files\/2009607269177.webp?v=1781722871","url":"https:\/\/avelmere.com\/products\/diamond-thermal-conductivity-tester-second-generation-metal-probe-gem-hardness-identification-device-portable-9v-battery-powered-66g-instrument-for-diamond-authenticity-verification-with-led-lights-and-audible-beep-indicator","provider":"Avelmere","version":"1.0","type":"link"}