ZENITH 389 Exploded diagram Brand ZENITH Caliber 389 Size 10 1/2 Function o. SC-D(6) Version Hands 0,70x1,20 Stem = 956.101 (5070) Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 371 WatchpartsPart NocaliberdescriptionoriginalArtno.450Setting wheel