IWC 8521-445, Setting Lever Spring
Tax included.
- IWC original part in very good used condition.
- Fits cal: 8521, 8531, 8541, 8541B
Versions: 13''' (1952 - 1964).
- 85: center second.
- 851: center second.
- 852: center second (1952 - 1958).
- 8521: center second (1953 - 1958).
- 853: center second (1958 - 1963).
- 8531: center second, date, H=6.40 mm (1959 - 1964).
Versions: 12,5''' (1964 - 1996).
- 854: 21-25 jewels, center second, H=4.85 mm (1964 - 1976).
- 854B: 23-25 jewels, stop mechanism, H=4.85 mm (?).
- 8541: 21-25 jewels, date, stop mechanism, H=5.90 mm (1964 - 1976).
- 8541B: 23-25 jewels, date, stop mechanism, H=5.90 mm (1976 - 1996).
About our used parts!
All our used parts are cleaned and thoroughly checked by a watchmaker, often they comes from a working movement. Minor imperfections may occur, but nothing that affects the function.