IWC 851-220, Fourth wheel

  • 380 kr
    Unit price per 
Tax included.



  • Used original IWC part in very good condition.

  • Fits cal: 851, 852, 8521, 853, 8531


Versions: 12.75''' (1951 - 1963).


  • 85: 18.000 A/h, H=5.45 mm.

  • 851: 18.000 A/h, H=5.45 mm.

  • 852: 19.800 A/h, H=5.60 mm.

  • 8521: 19.800 A/h, date, H=6.40 mm.

  • 853: 19.800 A/h, H=5.60 mm.

  • 8531: 19.800 A/h, date, H=6.40 mm.


Versions: 12,5''' (1963 - 1974).


  • 854: 19.800 A/h, H=4,85 mm.

  • 8541: 19.800 A/h, date, stop mechanism, H=5.90 mm.

  • 854B: 19.800 A/h, stop mechanism, H=4.85 mm.

  • 8541B: 19.800 A/h, date, stop mechanism, H=5,90 mm.

About our used parts!

Allused partsarecleaned andthoroughlycheckedby a watchmaker, often they come froma workingmovement.Minor imperfectionsmay occur,butnothing that affectsthe function.