{"product_id":"14kw-14kw-14ky-platinum-18ky-platinum-round-solitaire-4-5mm-center-stone-4-prong-die-struck","title":"Gold \u0026 Platinum Round Solitaire 4.5mm Center Stone 4-Prong Die Struck","description":"\u003cp\u003eThese die-struck 4-prong round solitaire ring mountings are designed to accept a 4.5 mm center stone (approximately 3\/8 carat) and arrive highly polished and ready for setting and sizing. Made in the USA by America's largest family-owned findings manufacturer from responsibly sourced gold and platinum, these mountings meet the standards professional jewelers expect for quality and consistency.\u003c\/p\u003e\u003cp\u003eMountings are supplied in standard USA ring sizes 6 to 6-1\/4. The 14K white gold versions use a nickel-based alloy and are rhodium plated. Platinum mountings are composed of 95% platinum and 5% ruthenium. All carat weights are stated in diamond weights.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDie-struck construction for precise, consistent form\u003c\/li\u003e\n\u003cli\u003eHighly polished finish — ready for stone setting and sizing\u003c\/li\u003e\n\u003cli\u003e4-prong head designed for 4.5 mm round center stones\u003c\/li\u003e\n\u003cli\u003eMade in the USA from responsibly sourced precious metals\u003c\/li\u003e\n\u003cli\u003e14K white gold versions feature nickel-based alloy with rhodium plating\u003c\/li\u003e\n\u003cli\u003ePlatinum version is 95% platinum \/ 5% ruthenium\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCenter Stone Size\u003c\/th\u003e\n\u003ctd\u003e4.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApproximate Stone Weight\u003c\/th\u003e\n\u003ctd\u003e3\/8 ct (diamond weight)\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\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eDie struck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eHighly polished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRing Size Range\u003c\/th\u003e\n\u003ctd\u003e6–6-1\/4 (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\u003ch3\u003eAvailable Options\u003c\/h3\u003e\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\u003e951-203\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9501-203\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-203\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":47551344345302,"sku":"951-203","price":299.8,"currency_code":"USD","in_stock":true},{"title":"Platinum","offer_id":47813870878934,"sku":"95B-203","price":519.86,"currency_code":"USD","in_stock":false},{"title":"14K White Head\/14K Yellow Shank","offer_id":47813870911702,"sku":"9501-203","price":297.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/14kw-14kw14ky-and-platinum-round-solitaire-4-5mm-center-stone-4-prong-die-struck-otto-frei-1.jpg?v=1719958976","url":"https:\/\/www.ottofrei.com\/it\/products\/14kw-14kw-14ky-platinum-18ky-platinum-round-solitaire-4-5mm-center-stone-4-prong-die-struck","provider":"Otto Frei","version":"1.0","type":"link"}