HATTORY-SEIKO M516A Exploded diagram Brand HATTORY-SEIKO Caliber M516A Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno..M516LIQUID CRYSTAL PANEL451050598404510505.M516SPEAKER COVER86700063