EB 8371-67BrandEBCaliber8371-67SizeFunctionVersionHandsStem7461Stem (subs.)Stem (2 pce)Balance staff27610Balance staff (subs.)27627 m.loser RolleMainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027461443BSetting lever920004438371723Balance staff, pivoted80227627723Balance staff ST -shock-absorber802276108060Driving wheel chrono9200806083718219Hammer, mounted, 2 functions9200821983718235Hammer operating lever9200823583718290Chronograph wheel friction9200829083718320Clutch spring, 2 functions920083208371