Brand ETA Caliber G10.791 Size 13 1/4 Function SC-CLD 4H-CHR. ( 3 Z ) Version Hands 0.90x1.50/ 0.27 / 0.21 Stem G10.211 Stem (subs.) = 8025079 Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery