ETA E20.331 Exploded diagram BrandETACaliberE20.331Size13 1/4FunctionANA-DIGIVersionHandsStem= E20.301Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.119E20.321Combined bridge92000119E2034405E20.321Battery connection92004405E2034418E20.321Kontaktfeder Drücker92004418E203