FHF 69-21M6BrandFHFCaliber69-21M6SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.240BCannon pinion920002406922535FEF 6664M6Date indicator maintaining plate92002535FEF2556FEF 6664M6Datumstern- / Datumanzeiger- Mitnehmerrad92002556FEF2557Bdate indicator920025576922558BDoubel-toothed hour wheel92002558692257569-21Date jumper spring920025756922576FEF 6665M6Date jumper92002576FEF