Brand MIYOTA Caliber FS26 Size 10 1/2 Function SC-D(4V)-CHR Version 3 EYES ( 6 - 9 - 12 ) Hands 0.70x1.20x0.18/0.26 Stem 065-549 Stem (subs.) 065-557 Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 377