An Art Deco diamond brooch, the rectangular pierced plaque featuring a central transition cut diamond weighing an estimated 0.60cts, within a surround of old European cut diamonds, in millegrain decoration, 18ct white gold. Condition: the brooch presents in overall very good condition with all diamonds secure in setting. Varying cuts of diamonds throughout. Main stones are of a good commercial range, estimated G-I and variation to clarities estimated Si-P1. Dimensions 44 mm x 26 mm.