Brand ETA Caliber 724 Size 8 3/4x12 Function Version Hands 0,65x1,20 Stem 7205 Stem (subs.) Stem (2 pce) Balance staff 29217 Balance staff (subs.) 28904 INCA Mainspring (subs.) 1,3x10,5x0,12 Mainspring (subs.) Battery