ETA 1240 Brand ETA Caliber 1240 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.721BBalance cplt. -regulated920007211240723BBalance staff ST -shock-absorberL = 28580207239723BBalance staff ST -shock-absorberL = 28680207239723BBalance staff ST -shock-absorberL = 28780207239770BMainspring920007701240
