{"product_id":"georgian-diamond-tiara-ring-of-18k-gold","title":"Georgian Diamond Tiara Ring of 18k Gold","description":"\u003cdiv\u003eAn elegant Georgian-era ring dating to circa 1760, designed as a delicate diamond tiara in the exuberant Rococo style. Four rose-cut diamonds form a graceful crown-shaped arrangement, with a larger central stone flanked by two smaller roses and a fourth diamond at the upper tip. The diamonds are set in closed-back silver collets atop an 18-karat gold body.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eThe beautifully pierced gallery features asymmetric C- and S-scrolls with delicate foliate sprays, flowing into a slender, faceted gold shank. The intricate scrolling and crown-like silhouette exemplify the romantic artistry of mid-18th-century jewelry. The rose-cut diamonds possess the soft, candlelit sparkle characteristic of the period, enhanced by their traditional foil-backed settings.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eGemstone identification has been confirmed by Raman spectroscopy, while X-ray fluorescence (XRF) analysis and traditional jeweler’s acid testing confirm the 18-karat gold. The closely matched gold-alloy readings, fine silver collets, and surviving foil remnants are consistent with Georgian construction. The ring’s Rococo ornament and traditional setting techniques suggest a Continental European origin.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eThe ring is in great antique condition, with secure diamonds and well-preserved goldwork. The original foil backing shows some age-related deterioration, consistent with antique foiled settings.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eThe ring measures approximately 0.4 inches (10.2 mm) north to south and weighs 2.55 grams. It is currently a size 7.5 and may be professionally resized for an additional charge. The four rose-cut diamonds have an estimated combined weight of 0.45–0.65 carats.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eA romantic and distinctive example of Georgian craftsmanship, this charming tiara ring captures the elegance of the 18th century and would make a beautiful addition to an antique jewelry collection.\u003c\/div\u003e","brand":"Trademark Antiques","offers":[{"title":"Default Title","offer_id":50782134272065,"sku":"L598","price":5985.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0445\/7909\/files\/georgian-diamond-tiara-ring-of-18k-gold-1421487.jpg?v=1792723210","url":"https:\/\/trademarkantiques.com\/products\/georgian-diamond-tiara-ring-of-18k-gold","provider":"Trademark Antiques","version":"1.0","type":"link"}