Brand FHF Caliber 707 Size 11 1/2 Function Version Hands 0,70x1,30 Stem 7910 Stem (subs.) Stem (2 pce) Balance staff 32206 Balance staff (subs.) 32103 INCA / 33204 SSR Mainspring (subs.) 1,7x9,5x0,10 Mainspring (subs.) Battery