A 18k white gold, sapphire and diamond brooch, circa 1950, with certificateA 18k white gold, sapphire and diamond brooch, circa 1950, with certificate Octagonal cut Madagascar sapphire approx. ct 3,60 Brilliant and huit-huit cut diamond approx ct 2,70, prob. color H, clarity VS Weight g 20,80 cm 5,40x4,30 This lot is accompanied by certificate