Set of brooch and ring,

Convolute of brooch and ring, brooch made of a finely cut shell cameo 'Portrait of a Lady' approx. 30 x 25 mm, frame engraved and blackened, slightly dented in parts, 9.2 g, L: approx. 40 mm, W: approx. 35 mm, ring with onyx cameo, approx. 15.7 x 11.2 mm, 14K red gold, 3.5 g, ring size: 50.5, W: approx. 1.3 - 18.4 mm, probably around 1880, good condition for its age.