HATTORY-SEIKO 1M20 Brand HATTORY-SEIKO Caliber 1M20 Size 8 3/4 Function o.SC-AUT-Kinetic Version Hands Stem 351-555 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 3027-26Y MovementsArtno.brandcaliberSizehandsfunctionspecial164676HATTORY-SEIKO1M208 3/4o.SC-AUT-Kinetic Watchparts Part NocaliberdescriptionoriginalArtno.4011M20Winding stem035155598403515553027Kondensator3027-26Y9840302726Y4000Electronic module4000-678984040006784060Coil -red f. movement4002-565984040025654060Coil -red generator4002-56698404002566.1M20MAIN PLATE(PLASTIC)01005559840100555.1M20CENTER WHEEL BRIDGE01225559840122555.1M20TRAIN WHEEL BRIDGE01255559840125555.1M20CENTER WHEEL AND PINION02215559840221555.1M20Hour wheel02715659840271565.1M20Setting lever03835559840383555