--- product_id: 416269082 title: "Diamond Selector II Gold Testing Kits Gem Pen Gemstone Jewelry r Tool,Portable Electronic Diamond r Pen Jewelry Selector LED(Black)" brand: "homyy" price: "€ 57.40" currency: EUR in_stock: true reviews_count: 6 category: "Homyy" url: https://www.desertcart.fr/products/416269082-diamond-selector-ii-gold-testing-kits-gem-pen-gemstone-jewelry store_origin: FR region: France --- # Lightweight & portable with carrying case LED + audio real-time diamond detection Accurate thermal conductivity measurement Diamond Selector II Gold Testing Kits Gem Pen Gemstone Jewelry r Tool,Portable Electronic Diamond r Pen Jewelry Selector LED(Black) **Brand:** homyy **Price:** € 57.40 **Availability:** ✅ In Stock ## Summary > 💎 Never second-guess your sparkle—test like a pro, anywhere, anytime! ## Quick Answers - **What is this?** Diamond Selector II Gold Testing Kits Gem Pen Gemstone Jewelry r Tool,Portable Electronic Diamond r Pen Jewelry Selector LED(Black) by homyy - **How much does it cost?** € 57.40 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/416269082-diamond-selector-ii-gold-testing-kits-gem-pen-gemstone-jewelry) ## Best For - homyy enthusiasts ## Why This Product - Trusted homyy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **On-the-Go Testing:** Compact, lightweight design with protective carrying case for professionals - • **Effortless Calibration:** Simple setup for stones of all sizes ensures reliable results - • **User-Friendly Experience:** Comes with detailed manual and testing platform for flawless operation - • **Instant Diamond Verification:** LED red light & audio beep confirm authenticity in seconds - • **Precision Thermal Conductivity:** Engineered to detect true diamonds via heat transfer tech ## Overview The Diamond Selector II is a portable, battery-powered electronic tester that uses advanced thermal conductivity technology to accurately distinguish real diamonds from fakes. Featuring LED and audio indicators, simple calibration, and a lightweight design with a carrying case, it’s tailored for professionals and enthusiasts who demand quick, reliable gemstone verification on the go. ## Description Diamond Selector II Gold Testing Kits Gem Pen Gemstone Jewelry Tester Tool,Portable Electronic Diamond Tester Pen Jewelry Selector LED for diamond, sapphire, ruby, crystal, agate, jade, gems multi gemstone precious stones hardness test tool, Diamond Selector II V2Features:Easy operation.LED light and audio result indication.The red light will be showed and the audio indicator will ring if the stone is real diamond.Simple calibration for stones of various sizes.Accurate and reliable reading.Matched with a testing platform for loose stones.Light weight, matched with a convenient carrying case.Detailed user manual is included in the package.Specifications:Color: BlackPower supply: 1 * DC 9V Battery (not include)Item size: 16 * 4 * 2.2cm (6.6 * 1.6 * 0.8in)Maintenance and repair:1, the instrument is very sensitive to the probe, must be particularly careful to protect, do not use should be set on the sheath.2, the preparation of the indicator light is very dark, shows the battery will run out, should be timely replacement battery.3, the instrument is not used for a long time, please take out the battery.4, in order to detect accurately, the proposed correction once a year.Warm tips:The 1 thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. It is specially used for the identification of the true and false of diamond.2 instrument for precision electronic instruments, the use of the environment for 5-35 degrees Celsius, the relative humidity of the air at 80%.3 gems must be clean, dry and at room temperature.4 when doing test, transferred to the first or second grid.Package including:1 * Diamond Selector II1 * Testing Platform1 * Carrying Case1 * User Manual Review: Broke - It broke down after a month, it won't work. Review: Article très précis et très bon rapport qualité/Prix - Cet appareil permet de détecter les vrais diamants. Si c est un faux il vous le dira. ## Features - LED light and audio result indication.The red light will be showed and the audio indicator will ring if the stone is real diamond. - Simple calibration for stones of various sizes.Accurate and reliable reading. - Light weight, matched with a convenient carrying case.Detailed user manual is included in the package. - The thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. It is specially used for the identification of the true and false of diamond. - Warm tips:gems must be clean, dry and at room temperature.when doing test, transferred to the first or second grid. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07QL5FQPY | | Brand | HOMYY | | Brand Name | HOMYY | | Color | Black | | Colour | Black | | Customer Reviews | 4.0 out of 5 stars 228 Reviews | | Included Components | / | | Item Dimensions | 32 x 10 x 8 centimeters | | Item Weight | 0.01 Kilograms | | Item dimensions L x W x H | 32 x 10 x 8 centimeters | | Item weight | 0.01 Kilograms | | Manufacturer | HOMYY | | Measurement Type | Thermal Conductivity | | Minimum Operating Voltage | 9 Volts | | Part Number | 15550505351915 | | Power Source | Battery Powered | | Power source | Battery Powered | | Specification Met | UL, IEC, CE | | Style | portable | | Style Name | portable | | UPC | 697180508589 | | Unit Count | 1 Count | | Upper Temperature Rating | 35 Degrees Celsius | ## Product Details - **Brand:** HOMYY - **Colour:** Black - **Item weight:** 0.01 Kilograms - **Power source:** Battery Powered - **Style:** portable ## Images ![Diamond Selector II Gold Testing Kits Gem Pen Gemstone Jewelry r Tool,Portable Electronic Diamond r Pen Jewelry Selector LED(Black) - Image 1](https://m.media-amazon.com/images/I/61ha2MbaJ8L.jpg) ## Customer Reviews ### ⭐ Broke *by E***A on 30 April 2026* It broke down after a month, it won't work. ### ⭐⭐⭐⭐⭐ Article très précis et très bon rapport qualité/Prix *by R***N on 15 March 2023* Cet appareil permet de détecter les vrais diamants. Si c est un faux il vous le dira. ### ⭐⭐⭐⭐⭐ Tut zuverlässig was es tun soll *by S***. on 25 September 2020* Gerät ist absolut in Ordnung tut seinen Dienst. ## Frequently Bought Together - Diamond Selector II Gold Testing Kits Gem Pen Gemstone Jewelry Tester Tool,Portable Electronic Diamond Tester Pen Jewelry Selector LED(Black) - Neodymium Rare Earth Magnet for Testing Scrap 9ct 18ct 24ct Gold,Silver,Coins & Antiques half full sovereign - Ascher 200 gram Portable Digital Pocket Scale with Back-lit LCD Display 200x0.01 gram Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fr/products/416269082-diamond-selector-ii-gold-testing-kits-gem-pen-gemstone-jewelry](https://www.desertcart.fr/products/416269082-diamond-selector-ii-gold-testing-kits-gem-pen-gemstone-jewelry) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-09-23*