{"product_id":"gold-silver-testing-kit-10k-24k-purity-scratch-stone","title":"Gold \u0026 Silver Testing Kit 10K–24K Purity Scratch Stone Set","description":"\n\u003ch2\u003eVerify Your Gold \u0026amp; Silver at Home with Confidence\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGold \u0026amp; Silver Jewelry Testing Kit\u003c\/strong\u003e is your all-in-one solution for authenticating precious metals right at home. Whether you're a jewelry enthusiast, collector, estate buyer, or thrift market shopper, this kit gives you fast, accurate karat identification across \u003cstrong\u003e10K, 14K, 18K, 22K, and 24K gold\u003c\/strong\u003e — plus silver — without any prior expertise required.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Karat Coverage:\u003c\/strong\u003e Detects and identifies gold purity from 10K all the way up to 24K, plus silver — perfect for evaluating rings, chains, earrings, coins, ingots, bullion, and heirloom pieces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Hardness Scratch Stone:\u003c\/strong\u003e The included smooth, fine-grained touchstone enables a non-destructive scratch test method, so you can verify metal purity without damaging your jewelry or valuables.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstant Visual Results:\u003c\/strong\u003e The scientific color-reaction principle delivers immediate pass\/fail results. Imitation metals or high-silver alloys react visibly on contact, while genuine gold leaves a clear, authentic mark on the stone — no guesswork needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBeginner-Friendly Design:\u003c\/strong\u003e Simple step-by-step process means anyone can perform a professional-grade metal assay at home. No special training or tools required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety-First Included Accessories:\u003c\/strong\u003e Comes with protective gloves to minimize skin contact with the testing solution, keeping your testing process secure and your surfaces protected.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Measuring just 7.62 × 4 cm (approx. 3 × 1.6 inches), the kit is easy to store and carry to markets, estate sales, or anywhere you need on-the-spot verification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Scratch\/Touchstone Test Stone\u003c\/li\u003e\n  \u003cli\u003e1 × 10 ml Testing Solution Bottle\u003c\/li\u003e\n  \u003cli\u003e1 × Pair of Protective Gloves\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Metals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGold (10K, 14K, 18K, 22K, 24K), Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStone Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Hardness Scratch Stone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSolution Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.62 × 4 cm \/ 3 × 1.6 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuitable For\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdults, Jewelry Collectors, Families\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse Case\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHome DIY, Estate Evaluation, Resale Verification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003ePut on your protective gloves before handling the testing solution.\u003c\/li\u003e\n  \u003cli\u003eRub the jewelry or metal piece firmly against the surface of the scratch stone to leave a small mark.\u003c\/li\u003e\n  \u003cli\u003eApply a drop of the testing solution to the mark on the stone.\u003c\/li\u003e\n  \u003cli\u003eObserve the color reaction — genuine gold retains its color, while base metals or alloys produce a visible color change.\u003c\/li\u003e\n  \u003cli\u003eCompare your result to the included reference chart to determine the karat level.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHandle the testing solution with care and keep it away from surfaces and other items.\u003c\/li\u003e\n  \u003cli\u003eAlways wear the provided gloves during testing.\u003c\/li\u003e\n  \u003cli\u003eSlight color variation in product images may occur due to lighting and display settings.\u003c\/li\u003e\n  \u003cli\u003eMinor size variations may exist due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/medlineplus.gov\/ency\/article\/002476.htm\" target=\"_blank\" rel=\"noopener\"\u003eMedlinePlus on metal sensitivity\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can this gold testing kit identify all common karat levels of gold jewelry?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This gold and silver testing kit is designed to identify gold purity across the most common karat levels — 10K, 14K, 18K, 22K, and 24K — as well as silver. It's ideal for evaluating rings, necklaces, earrings, coins, ingots, and estate pieces.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the scratch stone test method safe for my jewelry?\u003c\/h4\u003e\n\u003cp\u003eA: The scratch stone system is a non-destructive testing method — you rub the metal against the stone (leaving only a tiny mark on the stone, not your piece), then apply the solution to the stone's mark. Your actual jewelry item is not damaged in the process.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need any experience to use this gold testing kit?\u003c\/h4\u003e\n\u003cp\u003eA: Not at all! The kit is specifically designed for home use by adults with no prior experience. The process is straightforward: scratch the stone, apply the solution, and read the color reaction. It's that simple — no lab or expertise required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the testing solution safe to handle?\u003c\/h4\u003e\n\u003cp\u003eA: The solution should always be handled with care. The kit includes a pair of protective gloves to minimize skin contact. Keep the solution away from surfaces and other items during testing, and store it safely out of reach of children.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Can this gold testing kit identify all common karat levels of gold jewelry?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This gold and silver testing kit is designed to identify gold purity across the most common karat levels — 10K, 14K, 18K, 22K, and 24K — as well as silver. 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