HATTORY-SEIKO H449A Exploded diagram BrandHATTORY-SEIKOCaliberH449ASizeFunctionVersionHandsStem351-307Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4060BCoil -red4002-30798404002307