HATTORY-SEIKO 1EFWBrandHATTORY-SEIKOCaliber1EFWSizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4011EFWWinding stem035180798403518074011EFWWinding stem03519319840351931.1EFWMAIN PLATE(PLASTIC)01018069840101806.1EFWMAIN PLATE(PLASTIC)01019339840101933.1EFWTRAIN WHEEL BRIDGE01258069840125806.1EFWTRAIN WHEEL BRIDGE01259369840125936.1EFWCENTER WHEEL AND PINION02218099840221809.1EFWCENTER WHEEL AND PINION02219329840221932.1EFWFOURTH WHEEL AND PINION02418189840241818.1EFWFOURTH WHEEL AND PINION02419309840241930.1EFWHour wheel02718039840271803.1EFWHour wheel02719329840271932.1EFWSetting lever03838069840383806.1EFWSetting lever03839309840383930