Set of three brooches in 750°°° yellow gold, each oval and centred on a piece of onyx, with finely guilloché decoration, underlined by black enamel and fine half-pearls, the largest brooch punctuated with a flower set with six rose-cut diamonds, pump clasp for the small ones (here metal needles). Second Empire French work. Size of the large brooch: 4.2 x 3.8 cm Size of the small brooches: 2.2 x 2 cm Gross weight: 24.8 g