HATTORY-SEIKO 2P20 Exploded diagram Brand HATTORY-SEIKO Caliber 2P20 Size 5 1/2 Function o. SC Version Hands 0.45x0.90 Stem 351-236 Stem (subs.) 351-155 Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 317 MovementsArtno.brandcaliberSizehandsfunctionspecial161922HATTORY-SEIKO2P205 1/20.45x0.90o. SC Watchparts Part NocaliberdescriptionoriginalArtno.4012P20Winding stem0351-155984035115540002P20Electronic module4000-352984040003524060= 2Y00Coil4002-03598404002035.2P20MAIN PLATE(PLASTIC)01003509840100350.2P20TRAIN WHEEL BRIDGE01253529840125352.2P20THIRD WHEEL & PINION02313519840231351.2P20Minute wheel02610359840261035.2P20CENTER MINUTE WHEEL02701359840270135.2P20CENTER MINUTE WHEEL02703159840270315.2P20CENTER MINUTE WHEEL02703169840270316.2P20CENTER MINUTE WHEEL02703179840270317.2P20Hour wheel02711199840271119.2P20Hour wheel02711359840271135.2P20Hour wheel02711399840271139.2P20CLUTCH WHEEL02820359840282035.2P20Setting lever03833519840383351.2P20TRAIN WHEEL SETTING LEVER03910359840391035.2P20Rotor414603698404146036.2P20INSULATOR421635098404216350.2P20BATTERY CLAMP422535198404225351.2P20ROTOR STATOR423903598404239035.2P20BATTERY CONNECTION(-)427035198404270351.2P20CIRCUIT BLOCK COVER445709398404457093