A 19th century French gold mounted hardstone cameo demi parure

A 19th century French gold mounted hardstone cameo demi parure
Composed of an oval agate cameo pendant depicting the figure of Venus standing on a shell drawn by dolphins, in Etruscan revival gold mount with wirework border and bead flowerhead detail to a matching panel suspension, detached; and an earpendant and a pendant with oval cameo drop depicting Eros seated on a dolphin in matching mounts, originally a pair of earpendants, circa 1870, fitted case (3)