LONGINES 19AS Brand LONGINES Caliber 19AS Size 11 1/4 Function SC-AUT Version Hands Stem 5054 Stem (subs.) Stem (2 pce) Balance staff 28531 Balance staff (subs.) Mainspring (subs.) 82032030 Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.206BCenter wheel drilled without cannon214BThird wheel with long pivot225BSweep second wheel245BCannon pignon sweep sec. H = 270255BHour wheel sweep second275BSweep second pinion401Winding stem8025054423BCrown wheel core430Click spring471BFriction spring f. sweep sec.-pinion471/1BFriktions- und Haltefeder705BEscape wheel -pinion straigt piv.723Balance staff ST -shock-absorber80228531771Mainspring AUT sliding attachemnet820320301143BOscillating weight1480BSpannrad