PARRENIN 6643 Brand PARRENIN Caliber 6643 Size 11 1/2 Function KLS-CLD Version Hands 0.70x1.20x0.18 Stem 6439 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 395 MovementsArtno.brandcaliberSizehandsfunctionspecial167804PARRENIN664311 1/20.70x1.20x0.18KLS-CLD WatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem80264394000Electronic module97240006643