HATTORY-SEIKO 21201ABrandHATTORY-SEIKOCaliber21201ASizeFunctionQW GWVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecial179420HATTORY-SEIKO21201AQW GW