JGHS. 766FabrikatJGHS.Kaliber766Clock versionMechanismVersionBatterySizeSizeMainspringMainspringMinuteHandHourhandMovementsArtno.brandcaliberSizehandsfunctionspecial. WatchpartsPart NocaliberdescriptionoriginalArtno.723Unruhwelle766.00-0005946766000005