--- product_id: 11462209 title: "Chelsea Filter – Professional Gemstone Tester for Gem Identification, Jewelry & Diamond Testing – Jewelers Loupe Tool for Sapphire, Aquamarine & Stones" brand: "ade advanced optics" price: "€ 52.31" currency: EUR in_stock: true reviews_count: 11 category: "Ade Advanced Optics" url: https://www.desertcart.gr/products/11462209-chelsea-filter-professional-gemstone-tester-for-gem-identification-jewelry-diamond store_origin: GR region: Greece --- # Compact & foldable design 690nm deep red light 570nm yellow-green light Chelsea Filter – Professional Gemstone Tester for Gem Identification, Jewelry & Diamond Testing – Jewelers Loupe Tool for Sapphire, Aquamarine & Stones **Brand:** ade advanced optics **Price:** € 52.31 **Availability:** ✅ In Stock ## Summary > 💎 See the unseen, authenticate with confidence! ## Quick Answers - **What is this?** Chelsea Filter – Professional Gemstone Tester for Gem Identification, Jewelry & Diamond Testing – Jewelers Loupe Tool for Sapphire, Aquamarine & Stones by ade advanced optics - **How much does it cost?** € 52.31 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/11462209-chelsea-filter-professional-gemstone-tester-for-gem-identification-jewelry-diamond) ## Best For - ade advanced optics enthusiasts ## Why This Product - Trusted ade advanced optics brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable construction designed for relentless professional use. - • **Portable Powerhouse:** Compact, foldable, and ready for on-the-go gemology adventures. - • **Dual-Wavelength Optical Clarity:** Harnesses deep red and yellow-green light for flawless fluorescence detection. - • **Precision Gemstone Authentication:** Pinpoint natural vs synthetic gems with laser-focused accuracy. - • **Treatment & Enhancement Detection:** Spot dyed or treated stones instantly to ensure appraisal integrity. ## Overview The Ade Advanced Optics Chelsea Filter is a professional-grade gemstone tester that uses precise dual-wavelength light (690nm red and 570nm yellow-green) to differentiate natural from synthetic stones and detect treatments. Its compact, foldable design ensures portability for gemologists in labs or fieldwork, while its durable build guarantees long-term reliability. ## Description desertcart.com: Ade Advanced Optics Chelsea Filter – Professional Gemstone Tester for Gem Identification, Jewelry & Diamond Testing – Jewelers Loupe Tool for Sapphire, Aquamarine & Stones : Arts, Crafts & Sewing Review: 5/5 Stars! - Great Chelsea filter for gemology! Highly recommend if you need something affordable and effective. Very sturdy leather case too! Review: Comes in a sturdy case for storage when not in use - Came on time and packaged very nicely. ## Features - ACCURATE GEMSTONE AUTHENTICATION – The Ade Advanced Optics Chelsea Filter is a specialized tool designed to help gemologists differentiate between natural and synthetic gemstones, such as emeralds, aquamarine, and blue spin - HIGH-QUALITY OPTICAL PERFORMANCE – Crafted with precision, this filter transmits deep red (690nm) and yellow-green (570nm) light, enabling clear differentiation of gemstones based on their fluorescence. - PORTABLE AND USER-FRIENDLY – Its compact, foldable design ensures easy portability, making it convenient for gemologists to carry and use in various settings, from laboratories to fieldwork. - ESSENTIAL FOR DETECTING TREATMENTS AND ENHANCEMENTS – Ideal for identifying dyed or treated stones, the Chelsea Filter aids in spotting enhancements in gemstones, ensuring accurate assessments during appraisals. - DURABLE AND LONG-LASTING – Built to withstand regular use, this filter is a reliable addition to any gemologist's toolkit, ensuring consistent performance over time. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B008U1JBV0 | | Assembly required | No | | Batteries required | No | | Best Sellers Rank | #61,068 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #24 in Jewelry Diamond Testers | | Customer Reviews | 4.4 4.4 out of 5 stars (71) | | Included Components | Arts, Crafts and Sewing^Jewelry Making^jewelry-making-accessories | | Item Weight | 1.13 ounces | | Item model number | ChelseaBK | | Manufacturer | Ade Advanced Optics | | Product Dimensions | 2 x 2 x 2 inches | ## Images ![Chelsea Filter – Professional Gemstone Tester for Gem Identification, Jewelry & Diamond Testing – Jewelers Loupe Tool for Sapphire, Aquamarine & Stones - Image 1](https://m.media-amazon.com/images/I/71OFLnDsQDL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5/5 Stars! *by A***S on March 17, 2026* Great Chelsea filter for gemology! Highly recommend if you need something affordable and effective. Very sturdy leather case too! ### ⭐⭐⭐⭐⭐ Comes in a sturdy case for storage when not in use *by N***9 on February 24, 2026* Came on time and packaged very nicely. ### ⭐⭐⭐⭐⭐ Unmatched Clarity, Professional Quality, and Great Value! *by W***N on November 24, 2025* The Ade Advanced Optics Chelsea Filter is an outstanding piece of professional equipment, earning every one of its five stars. As a tool essential for quick and reliable gemstone identification, its performance is flawless, but what truly elevates this purchase is the excellent overall package. Firstly, this filter is priced well for the professional quality it delivers. You receive an accurate, reliable filter without the exorbitant cost often associated with specialized gemological instruments. Secondly, the included nice case provides robust protection, ensuring the delicate optics are safe whether you're working in the lab or in the field. The case is compact, sturdy, and adds to the professional feel of the whole kit. The filter itself provides sharp, clear resolution, allowing for precise observation of color reactions critical for distinguishing natural, synthetic, and treated stones. If you work in jewelry or gem identification, this filter is a highly valuable, durable, and affordable addition to your testing toolkit. ## Frequently Bought Together - Ade Advanced Optics ChelseaBK Chelsea Filter for Gem Testing - Heavy Duty Calcite Dichroscope Gemstone Tester Trichoic Pleochroic Colors Gemstone Identification Gemstones Gemological Testing Diamond Jeweler Tool Metal Body Gemology - Gem Identification Made Easy (6th Edition): A Hands-On Guide to More Confident Buying & Selling --- ## 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.gr/products/11462209-chelsea-filter-professional-gemstone-tester-for-gem-identification-jewelry-diamond](https://www.desertcart.gr/products/11462209-chelsea-filter-professional-gemstone-tester-for-gem-identification-jewelry-diamond) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-04-25*