Brand BUREN Caliber 1003 Size 12 1/2 Function SC-CLD-AUT Version Hands 0,90x1,50 Stem 7110 Stem (subs.) Stem (2 pce) Balance staff 31905 INCA Balance staff (subs.) Mainspring (subs.) 0,95x9,5x0,10Sp Mainspring (subs.) Battery