AS 1637NBrandASCaliber1637NSize13FunctionSCVersionHands0,90x1,50Stem7323Stem (subs.)Stem (2 pce)Balance staff29014Balance staff (subs.)29611 INCAMainspring (subs.)1,5x11,5x0,14Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.1821604Barrel with drum + cover9200018216041951604Barell arbor9200019516042061604Center wheel drilled without cannon9200020616042101604Third wheel9200021016042271604Sweep second wheel9200022716042451604Cannon pignon sweep sec. H = 2709200024516042551604Hour wheel sweep second9200025516042601604Minute wheel9200026016043011130Regulator for flat hairspring9200030111303071604Rücker mit bewgl. Spiralklötzchen-Träger9200030716043111130Rückerplättchen mit Stein9200031111303301193Decksteinplättchen für Unruh9200033011933361637Decksteinplättchen oben für Ankerrad/Hemmungsrad9200033616373431187NBearing plate f. sweep sec- wheel9200034311873461604Decksteinplättchen unten für Ankerrad/Hemmungsrad9200034616044011560Winding stem920004011560401Winding stem80273234071560Clutch wheel9200040715604101560Winding pignon9200041015604151604Ratchet wheel9200041516044201604Crown wheel9200042016044221604Crown wheel ring9200042216044251604Clicking spring9200042516044301130Click spring9200043011304351604Yoke spring9200043516044401130Yoke spring9200044011304431604Setting lever assembled9200044316044451604Setting lever spring9200044516044501604Setting wheel9200045016047021604Escape wheel -pinion 2 end-piec.9200070216047031604Escape wheel -pinion 1 lower end-piec.9200070316047041604Escape wheel -pinion 1 upper end-piec.9200070416047101604Pallet fork -pinion 1 lower end-piec.9200071016047211604Balance cplt. -regulated9200072116047231604Balance staff ST -shock-absorber920007231604723Balance staff, pivoted80229611723Balance staff ST -shock-absorber802290147281604Balance staff ST -shock-absorber920007281604770BMainspring920007701637