CERTINA 28-451BrandCERTINACaliber28-451Size12 1/2FunctionSC-CLD-AUTVersionHands0,90x1,50Stem7538Stem (subs.)Stem (2 pce)Balance staff30905 INCABalance staff (subs.)Mainspring (subs.)1,30x10,0x0.10 AUTMainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.205BCenter wheel drilled + cannon91200205254522725-451Sweep second pinion912002272545401Winding stem8027538705= 25-45Escape wheel -pinion straigt piv.710= 25-45Pallet fork -pinion 1 lower end-piec.912007102545723Balance staff ST -shock-absorber802309051491= 25-45Oscillating weight bolt9120149125451496= 25-45Oscillating weight axle9120149625451520= 25-45Reversing wheel