{"product_id":"14kw-14kw-14ky-platinum-18ky-platinum-round-solitaire-7-5mm-center-stone-4-prong-die-struck","title":"Gold \u0026 Platinum Round Solitaire 7.5mm Center Stone 4-Prong Die-Struck Mounting","description":"\u003cp\u003eA classic choice for showcasing a round brilliant diamond, these die-struck solitaire ring mountings are designed to hold a \u003cstrong\u003e7.5 mm center stone (approximately 1½ carats)\u003c\/strong\u003e with a clean, timeless four-prong head. Each mounting arrives highly polished and ready for stone setting and sizing, offered in standard USA ring size 6.\u003c\/p\u003e\n\n\u003cp\u003eMade in the USA by America's largest family-owned findings manufacturer, these mountings are crafted from responsibly sourced precious metals. The die-struck construction delivers exceptional metal density, sharp detail, and superior durability compared to cast alternatives. 14K White Gold uses a nickel-based alloy and is rhodium plated for a bright white finish. Platinum is alloyed as 95% platinum and 5% ruthenium for outstanding hardness and longevity.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFour-prong solitaire head designed for a 7.5 mm round center stone\u003c\/li\u003e\n\u003cli\u003eDie-struck construction for superior density and detail\u003c\/li\u003e\n\u003cli\u003eHighly polished finish — ready for setting and sizing\u003c\/li\u003e\n\u003cli\u003eMade in the USA from responsibly sourced precious metals\u003c\/li\u003e\n\u003cli\u003e14K White Gold is nickel-based alloy with rhodium plating\u003c\/li\u003e\n\u003cli\u003ePlatinum alloy is 95% platinum \/ 5% ruthenium\u003c\/li\u003e\n\u003cli\u003eStandard USA ring size 6\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCenter Stone Size\u003c\/th\u003e\n\u003ctd\u003e7.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApproximate Stone Weight\u003c\/th\u003e\n\u003ctd\u003e1½ carats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCarat Weight Reference\u003c\/th\u003e\n\u003ctd\u003eDiamond weights\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProng Count\u003c\/th\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSetting Style\u003c\/th\u003e\n\u003ctd\u003eSolitaire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eDie struck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRing Size\u003c\/th\u003e\n\u003ctd\u003e6 (standard USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e14K White Gold Alloy\u003c\/th\u003e\n\u003ctd\u003eNickel-based, rhodium plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlatinum Alloy\u003c\/th\u003e\n\u003ctd\u003e95% platinum \/ 5% ruthenium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eMetal Type\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e951-209\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9501-209\u003c\/td\u003e\n\u003ctd\u003e14K White Gold Head \/ 14K Yellow Gold Shank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e95B-209\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"14K White","offer_id":47551345197270,"sku":"951-209","price":348.66,"currency_code":"USD","in_stock":true},{"title":"Platinum","offer_id":47813871763670,"sku":"95B-209","price":549.91,"currency_code":"USD","in_stock":true},{"title":"14K White Head\/14K Yellow Shank","offer_id":47813871796438,"sku":"9501-209","price":355.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/14kw-14kw14ky-and-platinum-round-solitaire-7-5mm-center-stone-4-prong-die-struck-otto-frei-1.jpg?v=1719958973","url":"https:\/\/www.ottofrei.com\/ja\/products\/14kw-14kw-14ky-platinum-18ky-platinum-round-solitaire-7-5mm-center-stone-4-prong-die-struck","provider":"Otto Frei","version":"1.0","type":"link"}