{"product_id":"antique-gold-quartz-signate-ring-of-10k-gold","title":"Antique Gold Quartz Signate Ring of 10k Gold","description":"\u003cdiv\u003eA distinctive antique ring dating to 1900, featuring a natural gold-in-quartz cabochon set in 10K gold. The quartz reveals the delicate traces of gold within the stone, creating a one-of-a-kind appearance that highlights the natural beauty of the material. Gold-in-quartz has long been prized for its unusual combination of precious metal and mineral, making examples such as this particularly appealing to collectors of geological and gemological curiosities.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eThe ring face measures approximately 0.5 inches by 0.4 inches wide and weighs 5.24 grams. The ring is currently a size 7.5 and can be professionally resized for an additional charge. It remains in great antique condition.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eMaterial identification has been confirmed using Raman spectroscopy, a non-destructive analytical technique that provides a precise chemical fingerprint to verify authenticity. Metal authenticity has been professionally verified using XRF (X-ray fluorescence) analysis and traditional jeweler’s acid testing, confirming solid 10K gold construction.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eA fascinating example of turn of the century jewelry, this ring brings together the natural allure of gold-in-quartz with the enduring appeal of antique gold craftsmanship.\u003c\/div\u003e","brand":"Trademark Antiques","offers":[{"title":"Default Title","offer_id":50519177297985,"sku":"I011-A","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0445\/7909\/files\/2026091706_4188038.jpg?v=1790090695","url":"https:\/\/trademarkantiques.com\/products\/antique-gold-quartz-signate-ring-of-10k-gold","provider":"Trademark Antiques","version":"1.0","type":"link"}