Cameo on agate gold mount 19th century

Exceptional cameo on agate. The profiled bust looking toward the right displays a young man with hair wrapped in grape vines. The artist sculpted different veins of this stone to represent the profile of a Bacchante who followed along in Dionysus’ cortege.
Caillot Peck: The House born in 1849 of the association between the house Caillot and Prosper Peck (1821-1899). Takes the name of Caillot, Peck and Guillemin brothers in 1874. The Guillemin brothers remain alone from 1884.
L: 2.3 in. (6 cm) / l: 1.5 in. (4 cm). / H: 0.7 in. (2 cm).
Gold 18 K
Period: Mid-19th century.