HATTORY-SEIKO 6S78 Brand HATTORY-SEIKO Caliber 6S78 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4016S78Winding stem03514309840351430.6S78DATE DIAL08783409840878340.6S78CONDUCTING PLATE86510069