Brand AS Caliber 1255 Size 11 1/2 Function Version Hands 0,85x1,30 Stem 7212 Stem (subs.) Stem (2 pce) Balance staff 29003 Balance staff (subs.) 28712 INCA / 30009 SSR Mainspring (subs.) 1,50x9,0x0,11 Mainspring (subs.) Battery