Art Deco, platinum, diamond ringThis ring is sold, sorry. See similar rings: Metal: platinum rings Gems: diamond rings Type of ring: Art Deco rings Diamond ring, circa 1925. This stylish ring sparkles with an array of circular diamonds, with two separate bands converging on a central antique Old European cut diamond. With a straighter and more streamlined outline than the typical solitaire diamond ring, this would sit perfectly alongside a wedding band as an engagement ring, or