Brand BIFORA Caliber 734 Size 7 3/4 Function SC Version Hands 0,65x1,20 Stem 4501 Stem (subs.) Stem (2 pce) Balance staff 27501 in Schub 99 Balance staff (subs.) 29101 INCA Mainspring (subs.) 1,25x7,0x0,08 Mainspring (subs.) Battery