HATTORY-SEIKO 7F18 Exploded diagram BrandHATTORY-SEIKOCaliber7F18Size10 1/2FunctionCLD(Z)-TG(Z)-MDVersionHands0.70x1.20x0.20Stem351-670Stem (subs.)351-105 langStem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecial166960HATTORY-SEIKO7F1810 1/20.70x1.20x0.20CLD(Z)-TG(Z)-MD WatchpartsPart NocaliberdescriptionoriginalArtno.4060Coil -red98404002522