Brand EB Caliber 8131 Size 11 1/2 Function Version Hands 0,90x1,30 Stem 6317 (Gew.1,20) Stem (subs.) 6343 (Gew.0,90) o. 6352 (Gew.1,20lg) Stem (2 pce) Balance staff 27610 Balance staff (subs.) 27627 m.loser Rolle Mainspring (subs.) Mainspring (subs.) Battery