Brand S.E.F.E.A. Caliber 36-4 Size 8 3/4 Function Version Hands 0,60x1,10 Stem 7059 Stem (subs.) Stem (2 pce) Balance staff 28526 Balance staff (subs.) Mainspring (subs.) 1,60x8,00*0,08 Mainspring (subs.) Battery