Brand T.E. (TECHNIC EBAUCHES) Caliber S60 Size 6 3/4x8 Function Version Hands 0,70x1,20 Stem 6040 Stem (subs.) Stem (2 pce) Balance staff 27813 Balance staff (subs.) Mainspring (subs.) 1,45x7,50x0,08 Mainspring (subs.) Battery