HATTORY-SEIKO 2K01 Exploded diagram BrandHATTORY-SEIKOCaliber2K01Size6 3/4x8FunctionSCVersionHandsStem351-291Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecial162926HATTORY-SEIKO2K01A6 3/4x8SC WatchpartsPart NocaliberdescriptionoriginalArtno.4000Electronic module4000-276984040002764060Coil -red4002-09198404002091