--- product_id: 253178975 title: "10 x 21mm Mini Folding Illuminated Loupe Jewelry Magnifier Pocket with UV and LED Light, for Gems Jewelry Jewelers Eye Rocks Stamps Coins Watches Hobbies Antiques Gems" brand: "gain express" price: "¥6502" currency: JPY in_stock: true reviews_count: 7 category: "Gain Express" url: https://www.desertcart.jp/products/253178975-10-x-21mm-mini-folding-illuminated-loupe-jewelry-magnifier-pocket store_origin: JP region: Japan --- # 6 Bright LED + 1 UV Light 10x Magnification Power Durable Full Metal Body 10 x 21mm Mini Folding Illuminated Loupe Jewelry Magnifier Pocket with UV and LED Light, for Gems Jewelry Jewelers Eye Rocks Stamps Coins Watches Hobbies Antiques Gems **Brand:** gain express **Price:** ¥6502 **Availability:** ✅ In Stock ## Summary > 💎 See the unseen. Own the moment. ## Quick Answers - **What is this?** 10 x 21mm Mini Folding Illuminated Loupe Jewelry Magnifier Pocket with UV and LED Light, for Gems Jewelry Jewelers Eye Rocks Stamps Coins Watches Hobbies Antiques Gems by gain express - **How much does it cost?** ¥6502 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/253178975-10-x-21mm-mini-folding-illuminated-loupe-jewelry-magnifier-pocket) ## Best For - gain express enthusiasts ## Why This Product - Trusted gain express brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Illumination System:** Switch effortlessly between 6 LED lights and UV light to reveal hidden gem fluorescence and micro-details. - • **Compact & Portable Design:** Sleek foldable loupe fits perfectly in your pocket or luxury leather case for on-the-go expertise. - • **Precision 10x Triplet Lens:** Experience crystal-clear, distortion-free magnification for flawless gem and detail inspection. - • **Professional-Grade Durability:** Crafted with a robust metal body and premium optics to withstand daily use in any setting. - • **Trusted by Experts & Enthusiasts:** Join thousands of jewelers and collectors who rely on Gain Express for authentic, precise evaluations. ## Overview The Gain Express 10x Mini Folding Illuminated Loupe combines a high-precision triplet glass lens with 6 bright LED lights and a UV light to deliver unparalleled clarity for gemstone, jewelry, and antique inspection. Its durable metal body and compact foldaway design make it the essential tool for professionals and hobbyists seeking flawless detail and authenticity verification anytime, anywhere. ## Description The light is used for checking fluorescence in diamonds. Diamonds with fluorescence will appear cloudy when viewed with the light on. Fluorescence is not 'diagnostic' but, as with most tests, it eliminates some possibilities, opens other possibilities, suggests which other tests to carry out, and that's how gemologists identify stones.Added Features * ideal for inspecting diamonds, gemstones, watches, and many more applications * Aplanatic - Corrected for spherical aberrations, for larger field of view from side to side * Achromatic - Corrected for color distortions, for true color viewing * Triplet Lens - Three separate lenses bonded together, vastly superior to doublets and single lens magnification * Emits a cool bright light that produces bright image and good visibility, even in poor light conditions * Powerful precision glass lens brings fine micro-detail into view * Direct illumination eliminates shadows * Made with the finest quality optics and with top quality metal casesSpecificationsMagnification: 10xLen Diameter: 21 mm (0.82 inch)2-IN-1 with 6 LED LightAchromatically & Alpabetically correct loupePush Switch to turn LED light On/OffJeweler QualityFoldaway designTwo Switch: 1 for LED light,Power: 3 x LR927 button cell batteries (included)Item Size: approx. 1.93 x 1.10 x 0.94 inch (49 x 28 x 24 mm)Weight: approx. 2oz (54 g) with batteries includedSet Included1 x Jeweler Triplet Loupe (10x)1 x Synthetic Leather case1 x Key for screw latch3 x LR927 button batteries Review: Good little jewellers loupe with both UV and regular light - Good little jewellers loupe with both UV and regular light. Case it pretty good too. Review: Awesome! - The product is good with LED and UV lights. Magnifying is also great, you can see the details the smallest details. I can recommend it. ## Features - This 10x illuminated jewelers loupe features triplet lens and contains 6 bright white LED lights & 1 UV light. With a GAIN EXPRESS jewelry loupe, users can closely examine gemstones, diamonds, and other jewelry components to assess quality, authenticity, and craftsmanship - Gemstone Inspection: Gemologists and jewelers often use loupes to inspect gemstones for clarity, color, and inclusions. This is essential for evaluating the quality of gemstones and determining their value accurately - Strong and Durable: This triplet loupe made of full metal body, UV light (long wave), Its triplet lens system corrects spherical and chromatic aberrations to eliminates color degradation - Portable and Convenient: Jewelry loupes are often compact and portable, making them easy to carry around for on-the-go inspections or while shopping for jewelry items - A jewelry loupe is a versatile tool that offers enhanced visibility, precision examination, and the ability to identify details that are not visible to the naked eye. Whether for professional use or personal interest, having a jewelry loupe can greatly benefit individuals involved in the jewelry industry or those passionate about jewelry ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00MMYNX38 | | Are Batteries Required | Yes | | Batteries required? | Yes | | Brand | GAIN EXPRESS | | Brand Name | GAIN EXPRESS | | Color | 10 X Uv Light, 6 Led Lights | | Colour | 10 X Uv Light, 6 Led Lights | | Customer Reviews | 4.6 out of 5 stars 1,848 Reviews | | Handle Material | Metal | | Item Dimensions L x W | 24L x 49W millimeters | | Item Type Name | 10x Foldable Jeweler Loupe | | Item Weight | 54 Grams | | Item weight | 54 Grams | | Lens Material | Glass | | Lens material | Glass | | Magnification Strength | 10 x | | Manufacturer | Gain Express | | Manufacturer Part Number | GM11 | | Model Number | GM11 | | Power Source | Battery | | Product dimensions | 24L x 49W millimeters | | UPC | 701936209313 | | Unit Count | 1.0 Count | ## Product Details - **Batteries required?:** Yes - **Brand:** GAIN EXPRESS - **Colour:** 10 X Uv Light, 6 Led Lights - **Item weight:** 54 Grams - **Lens material:** Glass ## Images ![10 x 21mm Mini Folding Illuminated Loupe Jewelry Magnifier Pocket with UV and LED Light, for Gems Jewelry Jewelers Eye Rocks Stamps Coins Watches Hobbies Antiques Gems - Image 1](https://m.media-amazon.com/images/I/71PHQFD8-8L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good little jewellers loupe with both UV and regular light *by D***P on 15 December 2025* Good little jewellers loupe with both UV and regular light. Case it pretty good too. ### ⭐⭐⭐⭐ Awesome! *by A***I on 13 August 2023* The product is good with LED and UV lights. Magnifying is also great, you can see the details the smallest details. I can recommend it. ### ⭐⭐⭐⭐⭐ An absolute must of an everyday carry *by J***G on 10 March 2026* Excellent loupe, very heavy and well built. The lens has perfect clarity and the integrated lights, both regular spectrum and UV are a game changer. Even in well-lit areas, when you're so close to an object often lighting is not sufficient. The integrated lights solve this with one flick of a switch. Only ever so slight drawback is the lighting switch is very small, however if you've any fingernails whatsoever it's still simple to operate. ## Frequently Bought Together - Gain Express Jewelers Loupe Magnifier, Jewelry Loop Magnifier with Light, Hastings Triplet Loupe 10X for Coin, Gem, Stamp, Diamond etc (White LED & UV Light) - 40X Full Metal Illuminated Jewelry Loop Magnifier, XYK Pocket Folding Magnifying Glass Jewelers Eye Loupe with LED(LED Currency Detecting/Jewelry Identifying) --- ## 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.jp/products/253178975-10-x-21mm-mini-folding-illuminated-loupe-jewelry-magnifier-pocket](https://www.desertcart.jp/products/253178975-10-x-21mm-mini-folding-illuminated-loupe-jewelry-magnifier-pocket) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-02*