Napoleon III period piece probably worn as a brooch or pendant, in yellow gold with enamelled geometric decoration, set in the centre with a rose-cut diamond weighing approx. 1 ct, enhanced by old-cut diamonds (1M) and pearls H: 3.5 cm - W: 4.2 cm Pb: 13.30 g (18K-750/1000) RC: central element loose, brooch system missing, dents