IWC 8521 Brand IWC Caliber 8521 Size 13 Function SC-CLD-AUT Version Hands 0,80x1,40 Stem 6406 Stem (subs.) Stem (2 pce) Balance staff 29808 Balance staff (subs.) Mainspring (subs.) 1.20x10.0x0.10 AUT Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.180Barrel with drum + cover942001808521205= 852Center wheel drilled + cannonH= 29694200205852401Winding stem8026406407= 852clutch wheel852 1994200407852434= 854Clicking spring8542494200434854443= 852Setting lever assembled8523594200443852723Balance staff ST -shock-absorber80229808771B (=AUT)Mainspring AUT sliding attachemnet1.25x10.0x0.10942007708521491= 852Oscillating weight bolt942014918521496= 852Oscillating weight axle85201394201496852
