--- product_id: 205028527 title: "High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included" brand: "hqdz" price: "€ 0.17" currency: EUR in_stock: false reviews_count: 5 url: https://www.desertcart.hr/products/205028527-high-accuracy-diamond-tester-professional-jeweler-for-novice-and-expert store_origin: HR region: Croatia --- # Precision ±8 points accuracy LCD & LED indicators with audible alerts 9V battery powered, included High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included **Brand:** hqdz **Price:** € 0.17 **Availability:** ❌ Out of Stock ## Summary > 💎 Don’t just wear diamonds—verify them like a pro! ## Quick Answers - **What is this?** High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included by hqdz - **How much does it cost?** € 0.17 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/205028527-high-accuracy-diamond-tester-professional-jeweler-for-novice-and-expert) ## Best For - hqdz enthusiasts ## Why This Product - Trusted hqdz brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Size Testing Mode:** Switch easily between large and small stones with ±8 points precision for versatile jewelry testing. - • **Portable & Sleek Design:** Compact handheld device fits perfectly in your pocket or leather pouch for on-the-go authenticity checks. - • **Complete Ready-to-Use Kit:** Includes tester, leather pouch, testing platform, and user manual—powered by a 9V battery right out of the box. - • **Instant Diamond Verification:** Quickly distinguishes real diamonds from simulants like CZ with a clear green light indicator. - • **User-Friendly Audible Alerts:** Hear distinct sounds for genuine stones and metal contact, ensuring error-free testing every time. ## Overview The High Accuracy Diamond Tester Professional (Diamond Selector II) is a compact, battery-powered device designed for both novices and experts to quickly and precisely identify genuine diamonds. Featuring audible alerts, LCD and LED indicators, and a dual-size testing mode, it ensures reliable differentiation between real diamonds and simulants such as cubic zirconium. The kit includes a leather pouch, testing platform, and user manual, making it a complete, portable solution for confident diamond authentication. ## Description Color:Black Diamond Selector II" is a portable electronic device for distinguishing real diamonds from other simulated stones. It is designed for quick, precise, and safe diamond testing. Features: Pocket with a handheld. Operation simple and accurate. Emit audible sounds to give accurate reading. Diamond indicator will be showed if the stone is a REAL diamond (Green light). Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone). Large / small switch for testing diamonds +/ - 8 points. To emit sounds to give accurate reading. LCD display & LED indicator. If stone is Fake crystal, a simulant such as cubic zirconium (CZ), will be no reaction. Dimension: 16 x 4 x 2 cm Powered by DC 9V battery x 1 ( Included) Package include: 1 x Diamond Tester 1 x Leather Pouch Case 1 x Testing Platform 1 x User Manual Review: Overall is quite good. Hope it will last. - Satisfied with this device Review: Diamond Tester,High - I liked it because it is easy to use, and the instructions are quite clear—even for someone with no experience with jewelry. The accuracy feels reliable enough for quick checks at home, and the results appear almost instantly. It also struck me as durable; it doesn't feel cheap or fragile. The sound it makes when detecting is soft and unobtrusive. For the price, I feel it offers excellent value for money and performs its function very well ## Features - Professional Diamond Selector II will indicate genuine diamond or fake - It is designed for quick, precise, and safe diamond testing. - Portable electronic device for distinguishing real diamonds from other simulated stones. - If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction. - Emits audible sounds to easily differentiate the readings ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06Y2MT175 | | Best Sellers Rank | 510,466 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,335 in Multi Testers | | Brand | Hqdz | | Colour | Black | | Customer Reviews | 4.0 out of 5 stars 7,126 Reviews | | Item Dimensions | 10 x 4 x 3 centimetres | | Item Weight | 150 g | | Item dimensions L x W x H | 10 x 4 x 3 centimetres | | Item weight | 150 g | | Lower Temperature Rating | 10 Degrees Celsius | | Manufacturer | Hqdz | | Manufacturer Part Number | Hqdz | | Maximum Operating Voltage | 9 Volts | | Measurement Type | Ohmmeter, Voltmeter | | Minimum Operating Voltage | 9 Volts | | Model Number | Hqdz | | Power Source | Battery Powered | | Power source | Battery Powered | | Specification Met | CE | | Style | Classic | | Style Name | Classic | | UPC | 612957119690 | | Unit Count | 1.0 count | | Upper Temperature Rating | 35 Degrees Celsius | ## Product Details - **Brand:** Hqdz - **Colour:** Black - **Item weight:** 150 g - **Power source:** Battery Powered - **Style:** Classic ## Images ![High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included - Image 1](https://m.media-amazon.com/images/I/71ClMjTPJFL.jpg) ![High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included - Image 2](https://m.media-amazon.com/images/I/41gXTkztwbL.jpg) ![High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included - Image 3](https://m.media-amazon.com/images/I/41Jp4KVDT5L.jpg) ![High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included - Image 4](https://m.media-amazon.com/images/I/31-hC8c6ktL.jpg) ## Questions & Answers **Q: What is the small black thing inside the package that is shaped like the capital letter E** A: Mine came with a thing to hold loose diamonds...is this what you’re talking about? **Q: Does this unit test uncut stones?** A: How To Test Diamond Turn on the switch. Make sure only 1 light is lighting up on the scale. Wait few seconds for the probe to heat up until Lamp on ready OK. Turn on the lights numbers corresponding to the indoor temperature and diamond weight. If don't know. Set 4 lights is lighting up on the scale. Start test diamond, no need to adjust the switch switch. Use the diamond discriminator probe to make 90-degree contact with the measured object, and observe the indicator light change. It needs a little bit of force to stop it on the diamond surface and make full contact. If unsuccessful, please repeat the second step. Hqdz Diamond Tester Pen Test result analysis If lights >= 9 and have sounds, it is true diamond. If lights < 9 and no sounds, it is not diamond. If lights is 7 or 8, it is true crystal. If lights is 6 or 7, it is true jade. If lights is 4 or 5, it is glass. Don't test metal，Don't wear gloves. In a low temperature environment, the battery discharge is weakened. Please raise the battery temperature to above 10 degrees Celsius. The test takes a few minutes, please turn off the power after the test is complete. **Q: Why does it go to red and beep on a chain I believe it’s gold . It’s the same beep noise as it sounds with a diamond. Not the weird sound on metal** A: How To Test Diamond Turn on the switch. Make sure only 1 light is lighting up on the scale. Wait few seconds for the probe to heat up until Lamp on ready OK. Turn on the lights numbers corresponding to the indoor temperature and diamond weight. If don't know. Set 4 lights is lighting up on the scale. Start test diamond, no need to adjust the switch switch. Use the diamond discriminator probe to make 90-degree contact with the measured object, and observe the indicator light change. It needs a little bit of force to stop it on the diamond surface and make full contact. If unsuccessful, please repeat the second step. Hqdz Diamond Tester Pen Test result analysis If lights >= 9 and have sounds, it is true diamond. If lights < 9 and no sounds, it is not diamond. If lights is 7 or 8, it is true crystal. If lights is 6 or 7, it is true jade. If lights is 4 or 5, it is glass. Don't test metal，Don't wear gloves. In a low temperature environment, the battery discharge is weakened. Please raise the battery temperature to above 10 degrees Celsius. The test takes a few minutes, please turn off the power after the test is complete. **Q: Will it beep for lab grown diamond?** A: it should but if it doesn't beep then take it to a jeweler to have them check it out. plus you can go online and see ## Customer Reviews ### ⭐⭐⭐⭐⭐ Overall is quite good. Hope it will last. *by E***U on 23 December 2021* Satisfied with this device ### ⭐⭐⭐⭐⭐ Diamond Tester,High *by Y***A on 3 June 2026* I liked it because it is easy to use, and the instructions are quite clear—even for someone with no experience with jewelry. The accuracy feels reliable enough for quick checks at home, and the results appear almost instantly. It also struck me as durable; it doesn't feel cheap or fragile. The sound it makes when detecting is soft and unobtrusive. For the price, I feel it offers excellent value for money and performs its function very well ### ⭐⭐⭐⭐⭐ Good Diamond Tester *by A***R on 29 April 2026* The Diamond Tester worked very well ## Frequently Bought Together - High Accuracy Professional Diamond Tester Pen Jeweler Tool for Novice and Expert - Diamond Selector II 9V Battery Included(Black) - Envistia Mall Keychain Magnet for Testing Gold, Silver, Brass, Precious Metal & Jewelry, Non-ferrous metal verification --- ## 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.hr/products/205028527-high-accuracy-diamond-tester-professional-jeweler-for-novice-and-expert](https://www.desertcart.hr/products/205028527-high-accuracy-diamond-tester-professional-jeweler-for-novice-and-expert) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-16*