ETA E63.031 Exploded diagram BrandETACaliberE63.031Size10 1/2FunctionLonglifeVersionHands0,70x1,20x0,20Stem9200401E630Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery373WatchpartsPart NocaliberdescriptionoriginalArtno.405E63.111Handsetting stem92000401e630