Antique Engagement Ring Art Deco .70 Old European Cut Diamond in PlatinumAn exquisite Art Deco engagement ring, this original solitaire features a low set . 72 carat old European cut diamond. The ring is finely finished with a milgrain and filigree work which cascades into the shoulders of the ring. The shoulders are finished with a beautiful open filigree work that transitions into a fine half round shank. Low, delicate and full of sparkle and brilliance!