Brand FAVOR Caliber 310-1 Size 11 1/2 Function SC Version Hands 0,90x1,50 Stem 7006 Stem (subs.) Stem (2 pce) Balance staff 29303 Balance staff (subs.) 29209 INCA Mainspring (subs.) 1,5x9,0x0,09 Mainspring (subs.) Battery