DUROWE 446 Brand DUROWE Caliber 446 Size 10 1/2 Function SC Version Hands 0,80x1,30 Stem 6517 Stem (subs.) Stem (2 pce) Balance staff 29006 Duroswing Balance staff (subs.) Mainspring (subs.) 1,2x9,5x0,10 Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.227= 441Sweep second wheel92000227441250= 440hour wheelH = 15592000250440401Winding stem8026517721BBalnace cplt. -for shock-absorber92000721446723Balance staff ST -shock-absorber80229006