{"product_id":"diamond-moissanite-tester-pen-gemstone-authenticity-tool","title":"Diamond \u0026 Moissanite Tester Pen – Gemstone Authenticity Tool","description":"\n\u003ch2\u003eVerify Your Gemstones with Confidence\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDiamond \u0026amp; Moissanite Tester Pen\u003c\/strong\u003e is a portable thermal conductivity meter designed to quickly and accurately distinguish real diamonds and moissanite from simulants. Whether you're a jeweler, gemstone collector, or simply want peace of mind before a purchase, this compact testing tool delivers fast, reliable results every time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This Gemstone Tester\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Build:\u003c\/strong\u003e Constructed with a solid, durable ABS housing, a high-sensitivity alloy probe, a rubber protective cap, and a well-engineered heat-conducting plate for consistent readings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast \u0026amp; Accurate:\u003c\/strong\u003e Uses thermal conductivity technology to distinguish genuine diamonds from common simulants quickly and safely — with no harm to your gemstone.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple to Use:\u003c\/strong\u003e Power on, wait for the warm-up indicator, place your finger on the heat-conducting plate, and touch the probe to your gem at a 90° angle. Results appear in seconds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntuitive LED \u0026amp; Audio Feedback:\u003c\/strong\u003e Easy-to-read results at a glance — a beep plus LED light indicates diamond; continuous buzzing indicates metal; no signal indicates a simulant.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Portable:\u003c\/strong\u003e Lightweight and compact at just 60g, it fits comfortably in your pocket or bag. Includes a stylish leather carry case for protection and portability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Powered:\u003c\/strong\u003e Runs on one standard 9V 006P battery (not included), making it ready to use anywhere without charging cables.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS Plastic + Electronic Components\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 160 × 40 × 23 mm (6.29 × 1.57 × 0.90 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 60g (2.11 oz)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Size:\u003c\/strong\u003e 185 × 60 × 30 mm (7.28 × 2.36 × 1.18 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 118g (4.16 oz)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 1 × 9V 006P battery (not included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Diamond \u0026amp; Moissanite Tester Pen\u003c\/li\u003e\n  \u003cli\u003e1 × Leather Carry Case\u003c\/li\u003e\n  \u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please read the user manual carefully before first use. Other accessories shown in product images are not included. Slight color variations may occur due to lighting. Minor dimensional deviations may exist due to manual measurement.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/walnut-wood-coffee-tamper-mat-station-stand-51-53-58mm\"\u003eWalnut Wood Coffee Tamper Mat Station Stand 51\/53\/58MM\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/screw-extractor-drill-bit-set-carbon-steel-double-sided\"\u003eScrew Extractor Drill Bit Set 5 \u0026amp; 6 Pc – Carbon Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/tactical-retractable-spring-elastic-rope-keychain-lanyard-outdoor\"\u003eTactical Retractable Spring Rope Keychain Lanyard – Outdoor\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/medlineplus.gov\/ency\/article\/002476.htm\" target=\"_blank\" rel=\"noopener\"\u003eMedlinePlus on metal sensitivity\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can this diamond tester pen distinguish moissanite from real diamonds?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This tester uses thermal conductivity technology to differentiate between genuine diamonds, moissanite, and common simulants. The audio and LED feedback system clearly communicates what type of stone you're testing, making it ideal for verifying both diamonds and moissanite gemstones.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the diamond tester pen come with a battery?\u003c\/h4\u003e\n\u003cp\u003eA: No, the battery is not included. The tester requires one standard 9V 006P battery, which is widely available at most hardware or electronics stores. Simply insert the battery, power on the device, wait for it to warm up, and you're ready to test your gemstones.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this gemstone tester safe to use on mounted and loose stones?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this tester is safe for use on both loose gemstones and stones mounted in jewelry settings. The testing process is non-invasive and does not damage or alter the stone in any way. For best accuracy, ensure the probe makes clean 90° contact with the gemstone surface.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How portable is this diamond tester?\u003c\/h4\u003e\n\u003cp\u003eA: Very portable! At just 60g and with compact dimensions of 160 × 40 × 23 mm, it easily fits in a pocket or bag. It also comes with a leather carry case to keep it protected during travel or storage, making it a great on-the-go tool for jewelers and collectors alike.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Can this diamond tester pen distinguish moissanite from real diamonds?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This tester uses thermal conductivity technology to differentiate between genuine diamonds, moissanite, and common simulants. The audio and LED feedback system clearly communicates what type of stone you're testing, making it ideal for verifying both diamonds and moissanite gemstones.\"}}, {\"@type\": \"Question\", \"name\": \"Does the diamond tester pen come with a battery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the battery is not included. 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