Brand HATTORY-SEIKO Caliber 7F18 Size 10 1/2 Function CLD(Z)-TG(Z)-MD Version Hands 0.70x1.20x0.20 Stem 351-670 Stem (subs.) 351-105 lang Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery