MST 801 Brand MST Caliber 801 Size 11 1/2 Function Version Hands 0,90x1,50 Stem 6512 Stem (subs.) Stem (2 pce) Balance staff 28723 Balance staff (subs.) Mainspring (subs.) 1,30x9,50x0,105 Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.260= 414Minute wheel- 406896300260414401= 413Winding stem8026512445= 414Setting lever spring96300445414723Balance staff ST -shock-absorber80228723