IWC · Automatic
IWC 8521
Version of caliber 852 with date function; pellaton winding system. Produced from 1953 to 1958.
- Winding
- Automatic
- Power Reserve
- 42 hours
- Frequency
- 19,800 vph (2.8 Hz)
- Jewels
- 21
- Diameter
- 29 mm
Watches with this movement
1
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