Art Déco sterling silver and enamel neck watch

spherical in shape, stering silver with light blu enamels on a guilloché ground. Manual-winding Iuvenia movement with ten-ruby cylinder escapement, dial with Arabic numerals.
On the inside of the case: Sterling Silver - Iuvenia Swiss - Importé de Suisse - Argentdoré - 0.935 - 68849 and import marks in Berne (Switzerland)
Item condition grading: *** fair, minor defects to the enamels, mechanism to be overhauled, one sphere missing.

IUVENIA