Brand VUFE Caliber 57.8 (Vollanker) Size 10 1/2 Function Vollanker Version Hands 0,80x1,40 Stem 9201 Stem (subs.) Stem (2 pce) Balance staff 35201 Balance staff (subs.) Mainspring (subs.) 1,75x9,5x0,09 Mainspring (subs.) Battery