UNIVERSAL 1-24BrandUNIVERSALCaliber1-24Size7 1/4FunctionAUTVersionHandsStem4926Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem80249261143BOscillating weight1480 DBSpannrad1481BReduction wheel AUT1485BReverser chrono1496BOscillating weight axle