C. 1990. Showing off a cool, contemporary look, this Estate collection ring wraps the finger with bright bypassing rows of 14kt white gold, … C. 1990. Showing off a cool, contemporary look, this Estate collection ring wraps the finger with bright bypassing rows of 14kt white gold, studded with icy .45 ct. t.w. round brilliant-cut diamonds. 1/2" wide. Diamond multi-row bypass ring. Exclusive, one-of-a-kind Estate Jewelry.