{"product_id":"gemstone-selector-stonego-thermal-conductor-diamond-pen-hardness-tester-detecting-the-authenticity-of-diamonds-jadeite-jade-portable-test-tool","title":"STONEGO Diamond Tester Pen – Fast Thermal Conductivity Gem Verification","description":"\u003cp\u003eDiamond Tester Pen delivers quick, reliable checks whenever you need to confirm a gemstone’s authenticity. This Diamond Tester Pen helps you verify diamonds and similar stones with confidence.\u003c\/p\u003e\u003ch2\u003eDiamond Tester Pen – Benefits for You\u003c\/h2\u003e\u003cp\u003e✅ Get immediate clarity on whether your stone is genuine, so you never second-guess an important purchase.\u003c\/p\u003e\u003cp\u003e✅ Enjoy instant visual and audio cues that guide you toward trustworthy results with zero confusion.\u003c\/p\u003e\u003cp\u003e✅ Avoid misreadings thanks to a built-in safeguard that alerts you when the probe touches metal, helping you test more accurately.\u003c\/p\u003e\u003cp\u003e✅ Switch easily between different stone sizes so you can test everything from small accents to larger centerpieces.\u003c\/p\u003e\u003cp\u003e✅ Carry it anywhere thanks to the slim, pen-shaped design that fits naturally into your daily toolkit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTest your gemstones with simple, reliable precision the moment you need it.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis compact tool brings professional thermal conductivity testing into a design that anyone can use with ease. Power it on, allow a brief moment for stabilization, then place the probe directly on the stone’s surface. Clear LED indicators, a responsive beep, and a readable display work together to confirm whether the gem is authentic.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S5dc9ab8a86e44fc08a5bc643d5876860q.jpg\" alt=\"Handheld diamond tester pen shown from multiple angles\"\u003e\u003cp\u003eThe device is built from a mix of lightweight metal and durable plastic, giving it a sturdy feel without adding bulk. Its shape makes it easy to handle, especially during quick evaluations or on-the-go inspections.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S4203c70f287e4e1299b1299e03a7460bk.jpg\" alt=\"Person checking a gemstone using the diamond tester\"\u003e\u003cp\u003eThe thermal probe reacts consistently to genuine diamonds and does not trigger on common substitutes like cubic zirconia, offering dependable differentiation for collectors and enthusiasts.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa91a14794e5042feb942a37ef87a23337.jpg\" alt=\"Diamond tester pen showing a green LED authenticity confirmation\"\u003e\u003cp\u003eAs soon as the correct reading is detected, the indicator lights make your result obvious at a glance, even in low-light conditions such as workshops or trade settings.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S36ac4b5a6fe846ab9e826e50e9195ac0k.jpg\" alt=\"Diamond tester giving a metal contact alert\"\u003e\u003cp\u003eA helpful alert notifies you if the probe touches metal instead of the stone, reducing the chance of false outcomes during fast-paced evaluations.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb318d2a50ee1445098fe218eb24e3eebU.jpg\" alt=\"Illustration showing the compact size of the diamond tester pen\"\u003e\u003cp\u003eIts compact dimensions make it ideal for travel, retail counters, gemstone fairs, or at-home verification sessions.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sdc32908a16064d649b65553cd801f183I.jpg\" width=\"944\" height=\"944\" alt=\"Close-up of the LCD display on the diamond tester pen\"\u003e\u003cp\u003eThe straightforward interface keeps the learning curve extremely low, so both beginners and experienced jewelers can work with equal confidence.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3f59a431922b426fb1e694d1e013da86K.jpg\" alt=\"Diamond tester pen stored inside a protective pouch\"\u003e\u003cp\u003eA simple pouch makes it easy to store, helping protect the probe and keeping the tester ready for your next appraisal.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S8dfbf932a4da47b499a1c722a6017543n.jpg\" alt=\"Portable diamond tester pen held comfortably in one hand\"\u003e\u003cp\u003eThe tester runs on a commonly available 9V battery, providing convenient, cable-free operation during field inspections or routine checks.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eElevate your gemstone evaluations with a dependable tool that brings accuracy and peace of mind to every test.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Spy-shop.com","offers":[{"title":"black","offer_id":53069526532426,"sku":"14:193","price":27.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/5980\/2954\/files\/stonego-diamond-tester-pen-fast-thermal-conductivity-gem-verification-black-lqU.webp?v=1770501867","url":"https:\/\/spy-shop.com\/products\/gemstone-selector-stonego-thermal-conductor-diamond-pen-hardness-tester-detecting-the-authenticity-of-diamonds-jadeite-jade-portable-test-tool","provider":"Spy-shop.com","version":"1.0","type":"link"}