Brand B.F.G. Caliber 917 (CLD) Size 10 1/2 Function SC-CLD Version Hands 0,80x1,30 Stem 7228 Stem (subs.) Stem (2 pce) Balance staff 30711 Balance staff (subs.) Mainspring (subs.) 1,35x10,0x0,12 Mainspring (subs.) Battery