A late-19th /early-20th century continental silver pectoral cross watch,

A late-19th/early-20th century continental silver pectoral cross watch,
marked with a small control mark, probably Swiss, French or Austrian,
with a hinged pierced cross cover and base, engraved borders, the cover opens to reveal an enamel face with Roman numerals, and engraved with the Mother and Child and foliate scroll decoration, hinged attachment with a chain and key, length of cross 8cm.