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Description
- IWC original balance staff, not in factory packaging.
- Fits cal: 41 with incabloc shock protection.
Technical data IWC cal: 41 (1949 - 1970).
- 17 jewels, manual wind.
- S: = 5.75 x 7.75''' 13.8 x 17.3 mm.
- H: = 3.4 mm.
- N: = 19.800 A/h.
- Power reserve: 40 h.
