Platinum and diamond dress clip, circa 1935; the Art Deco clip is styled as a banner centring a rubover-set old European-cut diamond weighing approximately 0.40 carats, upon a geometric openwork surround set throughout with channel-set baguette diamonds and bead-set old European-cut and single-cut diamonds together weighing approximately 4.14 carats, completed with a hinged 9ct white gold double-pin clip, length 35 mm, width 37 mm, total gross weight approximately 15 grams.