Art Deco Disc Brooch Brass, hammered; Copper. Hammered round disc shape with applied plastic pyramid motif and arch forms made of copper. Not stamped. Diameter 6.2 cm. Weight 35.56 g. Jean Després, attributed, Paris, around 1930. Literature: Cf. Gabardi, Jean Després, Paris 2009, p.119. Here a signed example of this brooch is shown, dated around 1939.