--- product_id: 164316371 title: "Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light)" brand: "zjchao" price: "₹ 1788" currency: INR in_stock: true reviews_count: 7 category: "Z Jchao" url: https://www.desertcart.in/products/164316371-diamond-tester-diamond-tester-with-flashlight-torch-pen-gemstone-identification store_origin: IN region: India --- # Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) **Brand:** zjchao **Price:** ₹ 1788 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) by zjchao - **How much does it cost?** ₹ 1788 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/164316371-diamond-tester-diamond-tester-with-flashlight-torch-pen-gemstone-identification) ## Best For - zjchao enthusiasts ## Why This Product - Trusted zjchao brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Product Description Diamond Tester Flashlight Pen Pocket-sized pen design with blue and purple light. A practical lighting aid for jewellery viewing and display. Clear Facet Illumination Projects a focused beam to help observe reflections and surface flatness. Assists visual checks when used with your own tester and expertise. Easy to Hold and Operate Ergonomic barrel fits comfortably in hand. Simple button control and compact ~15.1 cm size make it portable for bench or travel. Durable, Quality Construction Made from quality, eco-friendly materials for everyday use. Secure pocket clip and sturdy body designed for regular handling. Jewellery Lighting Aid A lighting tool to assist visual inspection of diamonds and gemstones. Not a standalone detection device. Requires 2× AAA batteries (not included); best used alongside experience and proper equipment. Review: Good seller - poor equipment Review: Useless - No instructions, doesn’t switch on, no information on if batteries need to be added and if so, where and what size, I’m totally baffled. Will be returning. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07ZFY48NW | | Best Sellers Rank | 87,573 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 350 in Electric Camping Lanterns | | Brand | ZJchao | | Colour | Blue & Purple | | Country Of Origin | China | | Customer Reviews | 3.4 out of 5 stars 24 Reviews | | Item Dimensions | 10 x 10 x 10 millimetres | | Item Weight | 0.02 Kilograms | | Item dimensions L x W x H | 10 x 10 x 10 millimetres | | Item weight | 0.02 Kilograms | | Manufacturer | Alucy | | Manufacturer Part Number | ZJchaomi516b8wq0-02 | | Measurement Type | Voltmeter, Ohmmeter, Ammeter, or Multimeter | | Power Source | Battery Powered | | Power source | Battery Powered | | Style | Modern | | Style Name | Modern | | UPC | 733297236486 | | Unit Count | 1.0 gram | ## Product Details - **Brand:** ZJchao - **Colour:** Blue & Purple - **Item weight:** 0.02 Kilograms - **Power source:** Battery Powered - **Style:** Modern ## Images ![Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) - Image 1](https://m.media-amazon.com/images/I/61MZIbvGpXL.jpg) ![Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) - Image 2](https://m.media-amazon.com/images/I/71eZ7X78nWL.jpg) ![Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) - Image 3](https://m.media-amazon.com/images/I/713ea2P9u+L.jpg) ![Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) - Image 4](https://m.media-amazon.com/images/I/61hx3aI-IVL.jpg) ![Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) - Image 5](https://m.media-amazon.com/images/I/51JblbCIjOS.jpg) ## Questions & Answers **Q: How does this test for diamonds?** A: Dear buyer, Our diamond tester pen can directly display the light color effect under the tester of diamond and then to evaluate the quality of diamond.Works great!Hope this helps you. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good seller *by R***I on 12 April 2025* poor equipment ### ⭐ Useless *by C***R on 9 December 2024* No instructions, doesn’t switch on, no information on if batteries need to be added and if so, where and what size, I’m totally baffled. Will be returning. ### ⭐ Doesn't work *by S***S on 4 December 2024* Returned ## Frequently Bought Together - Diamond Tester, Diamond Tester with Flashlight Torch Pen Gemstone Identification Pen Lighting Jewelry Identification Tool for Diamond Jade Stone Hardness Gems Testing Tool (Blue&Purple Light) - 60mm Magnifier Calcite Dichroscope Two Pleochroic Colors Gemstone Identification Magnifier for Gems Jewerly Craftsmen, Jewerler, Hobbies - YZYOE Six LEDs Rechargeable Gemstone Flashlight Jade Appraisal Light, Super Bright Jewelry Diamond Detector Lamp. --- ## 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.in/products/164316371-diamond-tester-diamond-tester-with-flashlight-torch-pen-gemstone-identification](https://www.desertcart.in/products/164316371-diamond-tester-diamond-tester-with-flashlight-torch-pen-gemstone-identification) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-08-09*