HATTORY-SEIKO 2628A Exploded diagram Brand HATTORY-SEIKO Caliber 2628A Size Function Version Hands Stem 354-261 Stem (subs.) 354-263 (lang) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery MovementsArtno.brandcaliberSizehandsfunctionspecialHATTORY-SEIKO2628A Watchparts Part NocaliberdescriptionoriginalArtno.4012628Winding stem035426198403542614060Coil -red4002-26298404002262.2628FOURTH WHEEL AND PINION02411629840241162.2628Hour wheel02702789840270278.2628Hour wheel02702799840270279.2628Hour wheel02712799840271279.2628Setting lever03832609840383260