Antique 1930s diamond engagement ring Art Deco engraved. This original Art Deco diamond engagement ring features a .64 carat old European cut round center diamond.  The center diamond is prong set with delicate bead style prongs and accented with decorative corner embellishments.  The platinum mounting exudes the Art Deco linear design popular in the 1930s.  The center diamond is flanked by four (4) bead set single cut round diamonds with square decretive bezels with gentle milgrain detailing.  The mounting continues with lovely Art Deco design elements including geometric and floral repousse work.  The shank of the ring is finished with hand engraving in the popular laurel leaf pattern.