HATTORY-SEIKO 4N70 Brand HATTORY-SEIKO Caliber 4N70 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4014N70Winding stem035115598403511554014N70Winding stem03511569840351156.4N70MAIN PLATE(PLASTIC)01001099840100109.4N70TRAIN WHEEL BRIDGE01251959840125195.4N70CENTER WHEEL AND PINION02210479840221047.4N70Hour wheel02714649840271464.4N70Setting lever03830539840383053.4N70BACK PLATE89941195