Brand SHIOJIRI Caliber YM55 Size 12 3/4 Function SC-CLD-MULTI Version ZW2= 2.38 Hands 0.65x1.10x0.20 Stem 351-177 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 371