HATTORY-SEIKO 2625B Exploded diagram Brand HATTORY-SEIKO Caliber 2625B Size Function Version Hands Stem 354-260 Stem (subs.) 354-262 (lang) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery MovementsArtno.brandcaliberSizehandsfunctionspecialHATTORY-SEIKO2625B Watchparts Part NocaliberdescriptionoriginalArtno.250BHour wheel H = 137271-2679840271267250BHour wheel H = 161271-27198402712714000BElectronic module4001-270984040012704060BCoil -red4002-26298404002262