CERTINA 13-20 Brand CERTINA Caliber 13-20 Size 5 1/2 Function Version Hands 0.55x1.00 Stem 6604 Stem (subs.) Stem (2 pce) Balance staff 28022 INCA Balance staff (subs.) Mainspring (subs.) 1,40x6,0x0,06 (3562) Mainspring (subs.) Battery MovementsArtno.brandcaliberSizehandsfunctionspecialCERTINA13-205 1/20.55x1.00 Watchparts Part NocaliberdescriptionoriginalArtno.180Barrel with drum + cover025998195Barell arbor025998200BCenter wheel + cannon pinion912002001320210Third wheel240= 13-10Cannon pignon sweep sec.H.275912002421310240= 13-10Cannon pignon sweep sec.H.235912002411310240= 13-10Cannon pignon sweep sec.H.206912002401310250BHour wheel912002501320260BMinute wheel912002601320401Winding stem8026604407= 13-10Clutch wheel912004071310410= 12-10Winding pignon912004101210415BRatchet wheel912004151320420BCrown wheel912004201320435BYoke spring912004351320440Yoke spring912004401320443Setting lever assembled912004431320445BSetting lever spring912004451320450BSetting wheel912004501320705= 13-20Escape wheel -pinion straigt piv.912007051320710= 12-10Pallet fork -pinion 1 lower end-piec.912007101210721BUnruh mit Flachspirale912007211320723Balance staff ST -shock-absorber80228022770Mainspring03562