Brand KAISER Caliber 9 (48) Size 10 1/2 Function Version Hands 0,80x1,40 Stem 10001 Stem (subs.) Stem (2 pce) Balance staff 37402 Balance staff (subs.) 34404 / 36702 Mainspring (subs.) 2,1x9,5x0,10 Mainspring (subs.) Battery