{"product_id":"estate-18k-yellow-gold-invisible-set-ruby-diamond-cocktail-ring-2-28ctw","title":"Estate 18K Yellow Gold Invisible Set Ruby \u0026 Diamond Cocktail Ring — 2.28ctw","description":"\u003cdiv\u003e\u003cstrong\u003e18K Yellow Gold Invisible-Set Ruby and Princess Cut Diamond Ring, Circa 1980s–1990s\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e Metal: 18K yellow gold, stamped \"18K\"\u003c\/div\u003e\u003cdiv\u003e Maker: Unidentified, marked \"SG\"\u003c\/div\u003e\u003cdiv\u003e Rubies: 15 princess cut, invisible-set, approx. 1.80ctw; rich red, loupe clean\u003c\/div\u003e\u003cdiv\u003e Diamonds: 6 princess cut, channel-set, est. 0.48ctw; F color, VS clarity\u003c\/div\u003e\u003cdiv\u003e Ring Size: 6.5, slightly resizable\u003c\/div\u003e\u003cdiv\u003e Weight: 8.6 grams\u003c\/div\u003e\u003cdiv\u003e Circa: 1980s–1990s\u003c\/div\u003e\u003cdiv\u003e Condition: Very good\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eFifteen princess cut rubies fill the center of this 18K yellow gold ring in three unbroken rows. Because they are invisible-set, no metal interrupts the field of color. The rubies are a rich, saturated red and loupe clean, a notable standard for calibrated stones set edge to edge. Seen from beneath, the gallery shows the precise grid that holds each stone in place.\u003c\/div\u003e\u003cdiv\u003eTwo columns of channel-set princess cut diamonds flank the rubies, and their bright white gives crisp contrast to the red.\u003c\/div\u003e\u003cdiv\u003eThe European shank is flat-sided and squared at the base, which keeps the ring sitting centered on the finger. Its clean geometry matches the architectural lines of fine jewelry from the period.\u003c\/div\u003e","brand":"Time \u0026 Tide","offers":[{"title":"Default Title","offer_id":50516953759878,"sku":"B130","price":2275.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0622\/7109\/4918\/files\/IMG_5291_4223707.jpg?v=1790274707","url":"https:\/\/timeandtidejewelry.com\/products\/estate-18k-yellow-gold-invisible-set-ruby-diamond-cocktail-ring-2-28ctw","provider":"Time \u0026 Tide Estate Jewelry","version":"1.0","type":"link"}