--- product_id: 563350173 title: "OUNA diamond tester, Diamond Tester Pen High Accuracy Diamond Selector Detector Gemstone Jewelry Testing Tool with Case for Novice Expert" brand: "ouna" price: "S$19" currency: SGD in_stock: true reviews_count: 1 category: "Ouna" url: https://www.desertcart.sg/products/563350173-ouna-diamond-tester-diamond-tester-pen-high-accuracy-diamond-selector store_origin: SG region: Singapore --- # High sensitivity alloy probe Compact & lightweight design Powered by 9V battery OUNA diamond tester, Diamond Tester Pen High Accuracy Diamond Selector Detector Gemstone Jewelry Testing Tool with Case for Novice Expert **Brand:** ouna **Price:** S$19 **Availability:** ✅ In Stock ## Summary > 💎 Test Like a Pro, Shine Like a Boss ## Quick Answers - **What is this?** OUNA diamond tester, Diamond Tester Pen High Accuracy Diamond Selector Detector Gemstone Jewelry Testing Tool with Case for Novice Expert by ouna - **How much does it cost?** S$19 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/563350173-ouna-diamond-tester-diamond-tester-pen-high-accuracy-diamond-selector) ## Best For - ouna enthusiasts ## Why This Product - Trusted ouna brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted Durability:** Solid ABS housing and protective rubber cap built to last through countless inspections - • **Ergonomic & Portable:** Lightweight ABS body with a sleek leather case for on-the-go professionals - • **User-Friendly Operation:** Simple heat-up and 90° probe angle ensures hassle-free testing every time - • **Precision at Your Fingertips:** Fast, accurate diamond detection with zero damage to your gems - • **Intuitive Visual & Audio Alerts:** LED lights and beeps instantly confirm authenticity—no guesswork needed ## Overview The OUNA Diamond Tester is a precision tool crafted with durable ABS housing and a high-sensitivity alloy probe, designed to quickly and safely distinguish real diamonds from simulants. Featuring intuitive LED and sound indicators, it offers fast, reliable results in a compact, lightweight form factor powered by a 9V battery and stored in a stylish leather case—perfect for both novices and experts aiming to elevate their jewelry verification game. ## Description Fast & Precise Measurement - A quick, accurate, safe way to distinguish diamond from the simulants, brings no harm to the diamond. Easy Use - Turn on, wait for heating up hold(finger on heat-conducting plate), use the probe to make 90-degree with the measured object. Intuitive Design - Sound beep and LED lights straightforwardly indicates test result(beep & light: diamond, continuous buzzing sound: metal, no signs: simulants). Portable Size & Leather Bag - compact, lightweight diamond tester, powered by 1 x 9V 006p battery, comes with a leather case, for easy store, carry. Specifications: Material: Plastic + Electronic Components Color: Black Product Dimension: 160*40*23mm / 6.29*1.57*0.90in Product Weight: 60g / 2.11oz Package Size: 185*60*30mm / 7.28*2.36*1.18in Package Weight: 118g / 4.16oz Note: Diamond tester set only, other accessories in the pictures are not included. Please read the user manual carefully for more information before usage. Due to lighting or other reasons, the picture and material object may slightly differ. Due to manual measurement, there may be deviation, please in kind prevail. Packing List: 1 * Diamond Tester 1 * Bag 1 * User Manual Review: Good - Very good diamond tester . Works properly. You just need to buy a battery and check video how to use it . Cause it's different settings ## Features - Good Material - It is made of solid durable ABS housing, high sensitivity alloy probe, rubber protective cap, well heat-conducting plate. - Fast & Precise Measurement - A quick, accurate, safe way to distinguish diamond from the simulants, brings no harm to the diamond. - Easy Use - Turn on, wait for heating up hold(finger on heat-conducting plate), use the probe to make 90-degree with the measured object. - Intuitive Design - Sound beep and LED lights straightforwardly indicates test result(beep & light: diamond, continuous buzzing sound: metal, no signs: simulants). - Portable Size & Leather Bag - compact, lightweight diamond tester, powered by 1 x 9V 006p battery, comes with a leather case, for easy store, carry. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CH13LXW2 | | Body Material | Acrylonitrile Butadiene Styrene (ABS) | | Body material | Acrylonitrile Butadiene Styrene (ABS) | | Brand | OUNA | | Brand Name | OUNA | | Color | Black | | Colour | Black | | Country of Origin | China | | Customer Reviews | 3.6 out of 5 stars 9 Reviews | | Included Components | Case | | Included components | Case | | Item Weight | 60 Grams | | Item weight | 60 Grams | | Manufacturer | OUNA | | Material | Plastic | | Number of Packs | 1 | | Part Number | MA2308-E16823 | ## Product Details - **Colour:** Black - **Brand:** OUNA - **Material:** Plastic - **Item weight:** 60 Grams - **Body material:** Acrylonitrile Butadiene Styrene ## Images ![OUNA diamond tester, Diamond Tester Pen High Accuracy Diamond Selector Detector Gemstone Jewelry Testing Tool with Case for Novice Expert - Image 1](https://m.media-amazon.com/images/I/51hzXrBgMKL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ Good *by T***I on 1 February 2024* Very good diamond tester . Works properly. You just need to buy a battery and check video how to use it . Cause it's different settings ## Frequently Bought Together - OUNA diamond tester, Diamond Tester Pen High Accuracy Diamond Selector Detector Gemstone Jewelry Testing Tool with Case for Novice Expert - TOSHIBA Heavy Duty 9V Battery --- ## 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.sg/products/563350173-ouna-diamond-tester-diamond-tester-pen-high-accuracy-diamond-selector](https://www.desertcart.sg/products/563350173-ouna-diamond-tester-diamond-tester-pen-high-accuracy-diamond-selector) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-22*