ZENITH 120BrandZENITHCaliber120Size12 1/2FunctionSCVersionHandsStem7071Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)4397-DBHMainspring (subs.)1,55x0,105x420x10BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.163/1Center pipe180Barrel with drum + cover195Core and ratchet wheel, riveted200/1Large driving wheel + cannon pinion211Double third wheel and pinion220BSecond wheel -short pivot99500220120240Cannon pignon sweep sec.243Free cannon pignon255Hour wheel sweep sec.260Minute wheel275Sweep second pinion99500275120301Regulator for flat hairspring324326401Winding stem8027071407clutch wheel410Winding pignon414415Ratchet wheel420Crown wheel99500420120423Crown wheel core425Click430BClick spring99500430120435Yoke spring440Yoke spring443BSetting lever assembled99500443120445BWinkelhebelfeder99500445120450Setting wheel453Intermediate setting wheel No. 1469Hour wheel maintaining small plate476Wechselradfeder502Stellhebelwelle601605606611615616620646647648705Escape wheel -pinion straigt piv.710Pallet fork -pinion 1 lower end-piec.714Pallet staff721BBalnace cplt. -for shock-absorber99500721120723Balance staff ST -shock-absorber730Roller734/1770Mainspring92932413242324332443252325532615101511051255163/15415Screw for crown wheel54235425Srew for click5445Screw for setting lever jumber546954765738/15750592959433594739433Balance sto lever9473Stopphebelfeder