Art Deco diamond and platinum brooch, the principal round brilliant cut diamond to the centre measuring approx 4.70mm x 4.85mm x 2.6mm, calculated weight approx 0.55 carat, assessed clarity SI, aassessed colour J-L, eighty-eight round brilliant and eight cut diamonds, two baguette cut diamonds, total diamond weight approx 2.20 carats, assessed clarities SI, assessed colours J-L, pavé settings with collet surround, hinged pin and trombone clasp brooch fittings, French dog head mark to denote platinum, dimensions approx 5cm x 2cm, weight approx 14.1g gross approx