Brand MAIRE O. Caliber 115 Size 11 1/2 Function Version Hands 0,80x1,30 Stem 7051 Stem (subs.) Stem (2 pce) Balance staff 32606 Balance staff (subs.) 32310 INCA Mainspring (subs.) 1,8x9,0x0,011 Mainspring (subs.) Battery