A late 19th century Archaological Revival gold scarf ring by Wièse

A late 19th century Archaological Revival gold scarf ring by Wièse, set with a Roman carnelian intaglio depicting Hercules with the lion skin to his shoulders, c.1st century AD, the gold scarf ring with openwork motif to the shoulders and with ropetwist decoration, French control mark, signed, maker's mark, 3cm wide, intaglio 1cm high