{"product_id":"old-mine-cut-diamond-gold-engagement-ring-with-platinum-setting-1","title":"Antique 1909 Old Mine Cut Diamond Gold Engagement Ring","description":"\u003cp\u003eA distinguished piece of fine jewelry that exemplifies the craftsmanship and elegance of the early 20th century. This authentic antique ring features a beautifully preserved Old Mine Cut diamond, a hallmark of Edwardian and early Art Deco design. The combination of 18K yellow gold with platinum accents reflects the premium metalwork typical of this era, offering both durability and timeless aesthetic appeal. The period hallmark stamped inside the band — \"18K SEPT 22 1909\" — serves as a testament to its provenance and authenticity, making this a meaningful choice for collectors and those seeking a ring with genuine historical significance and character.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eMetal: 18K Yellow Gold, Platinum\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eGem: Old Mine Cut Diamond .21 Carats, F in Color, VS2 in Clarity \u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eGem Measurements: 3.5 mm, Round \u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eRing Size: 6.50 \u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eMarks: \"18K SEPT 22 1909\" Stamped on the inside band\u003c\/span\u003e\u003c\/p\u003e","brand":"Market Square Jewelers","offers":[{"title":"Default Title","offer_id":42814130225246,"sku":"A85859","price":2245.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1401\/8791\/files\/9389-003.jpg?v=1787074485","url":"https:\/\/www.marketsquarejewelers.com\/products\/old-mine-cut-diamond-gold-engagement-ring-with-platinum-setting-1","provider":"Market Square Jewelers","version":"1.0","type":"link"}