A sparkling .25 carat, round cut diamond glows from the face of this elegant 20K white gold antique engagement ring. Deep blue, trillium cut sapphires press into the rings shoulders flanking the center diamond. Abstract cutwork adorns the sides of the Art Deco ring. The ring measures 6.73 mm in width. Circa: 1920. Size 4 1/4. We can re-size.