C. 1990. With its high-end designer look, this gorgeous stacked-style ring from our Estate collection is such a fabulous find! Organic brush… C. 1990. With its high-end designer look, this gorgeous stacked-style ring from our Estate collection is such a fabulous find! Organic brushed and polished 18kt yellow gold open rows pile up on the finger, as 2.33 ct. tot. gem wt. round sapphires pop in bright shades of green, pink, yellow and blue. For the perfect finish, .14 ct. t.w. round brilliant-cut diamonds scatter their signature icy sparkle. 3/4" wide. Diamond and multicolored sapphire ring. Exclusive, one-of-a-kind Estate Jewelry.