Brand JUDEX Caliber 127 (SC-AUT) Size 13 Function SC-AUT Version Hands 0,80x1,40 Stem 7409 Stem (subs.) Stem (2 pce) Balance staff 31301 Balance staff (subs.) 31902 INCA Mainspring (subs.) 1,6x9,0x0,11 AUT Mainspring (subs.) Battery