{"product_id":"585-hallmark-stamp-ring-stamping-machine-marking-pliers","title":"Hallmark Stamp .585 For Ring Stamping Machine \u0026 Jewelry Marking Pliers","description":"\u003cp\u003eThe \u003cstrong\u003e.585 Hallmark Stamp\u003c\/strong\u003e is designed for use with both ring stamping machines and jewelry marking pliers, securing firmly in place via a set-screw for consistent, reliable impressions. The stamp face is slightly radiused to conform to the interior curvature of rings, ensuring a clean, legible mark on curved surfaces. Impression height is \u003cstrong\u003e0.80 mm\u003c\/strong\u003e unless otherwise noted.\u003c\/p\u003e\u003cp\u003eThe .585 hallmark is the European standard designation for \u003cstrong\u003e14k gold\u003c\/strong\u003e, making this stamp an essential tool for jewelers who work with European-market pieces or who prefer the fineness marking system over karat notation.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSecured by set-screw for use in ring stamping machines and jewelry marking pliers\u003c\/li\u003e\n\u003cli\u003eSlightly radiused face conforms to the interior curve of rings\u003c\/li\u003e\n\u003cli\u003eImpression height of 0.80 mm (unless otherwise noted)\u003c\/li\u003e\n\u003cli\u003e.585 designation — European standard for 14k gold\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eImpression Height\u003c\/th\u003e\n\u003ctd\u003e0.80 mm (unless otherwise noted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting Method\u003c\/th\u003e\n\u003ctd\u003eSet-screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Equipment\u003c\/th\u003e\n\u003ctd\u003eRing stamping machines and jewelry marking pliers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHallmark Standard\u003c\/th\u003e\n\u003ctd\u003e.585 — European standard for 14k gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43580788015318,"sku":"155.363","price":21.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/585-stamp-for-ring-stamping-machine-and-jewelry-marking-plier-otto-frei.jpg?v=1719957983","url":"https:\/\/www.ottofrei.com\/products\/585-hallmark-stamp-ring-stamping-machine-marking-pliers","provider":"Otto Frei","version":"1.0","type":"link"}