HATTORY-SEIKO A904 Exploded diagram Brand HATTORY-SEIKO Caliber A904 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno..A904LIQUID CRYSTAL PANEL451074798404510747.A904LIQUID CRYSTAL PANEL451074898404510748