{"product_id":"bergeon-6675-4-gold-test-needles-set-4","title":"Bergeon 6675-4 Gold Test Needles Premium Set Of 4 Swiss Made","description":"\u003cp\u003eThe \u003cstrong\u003eBergeon 6675-4 Gold Test Needles\u003c\/strong\u003e are a premium Swiss-made set of four solid gold testing needles designed for professional jewelers and metalsmiths who require accurate, reliable karat testing. What sets these needles apart is that the gold test pieces are \u003cstrong\u003esolid through and through\u003c\/strong\u003e — not plated or surface-coated like lesser alternatives. Each needle carries a small square of solid gold in a specific karat, ensuring consistent, trustworthy results when testing gold alloys with acid or touchstone methods.\u003c\/p\u003e\n\u003cp\u003eThis set is manufactured by Bergeon, a respected name in professional jeweler and watchmaker tooling, and is made in Switzerland to exacting standards.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSolid gold test pieces — not plated or surface-treated\u003c\/li\u003e\n\u003cli\u003eFour needles covering a practical range of yellow gold karats\u003c\/li\u003e\n\u003cli\u003eSwiss-made construction for professional-grade accuracy\u003c\/li\u003e\n\u003cli\u003eDesigned for use with standard acid or touchstone gold testing methods\u003c\/li\u003e\n\u003cli\u003eSuitable for professional jewelers, goldsmiths, and appraisers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eBergeon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e6675-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSet Quantity\u003c\/th\u003e\n\u003ctd\u003e4 needles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGold Type\u003c\/th\u003e\n\u003ctd\u003eSolid yellow gold test pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eSwiss Made\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × 9K Yellow Gold Test Needle\u003c\/li\u003e\n\u003cli\u003e1 × 14K Yellow Gold Test Needle\u003c\/li\u003e\n\u003cli\u003e1 × 18K Yellow Gold Test Needle\u003c\/li\u003e\n\u003cli\u003e1 × 22K Yellow Gold Test Needle\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bergeon","offers":[{"title":"Default Title","offer_id":43581619372246,"sku":"156.720","price":595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/bergeon-6675-4-gold-test-needles-premium-set-of-4-swiss-made-otto-frei.jpg?v=1719957494","url":"https:\/\/www.ottofrei.com\/products\/bergeon-6675-4-gold-test-needles-set-4","provider":"Otto Frei","version":"1.0","type":"link"}