An Art Deco diamond brooch, pierced fleur de lis pattern brooch centring 3 millegrain set old European cut diamonds totalling approx. 0.90ct, surrounded by 41 mixed old European and early single cut diamonds and 10 mixed cut synthetic blue sapphires, attached with a safety chain, size 19 x 48 mm, with Austrian 14ct gold import marks, wt. 7.57g.