C. 1980. Big and bold as befits classic '80s style, this Estate collection cocktail ring boasts a broad, artful canvas of 14kt yellow gold, … C. 1980. Big and bold as befits classic '80s style, this Estate collection cocktail ring boasts a broad, artful canvas of 14kt yellow gold, dotted with 3.50 ct. t.w. round brilliant-cut diamonds. At the center, two velvety stripes of 1.00 ct. t.w. round sapphires lend their rich color. 3/4" wide. Exclusive, one-of-a-kind Estate Jewelry.