IWC caliber IWC 8521

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Brand:IWC
Reference:IWC 8521
Base: IWC IWC 852
Movement:Automatic
Display:Analog
Diameter:29.00
Jewels:21
Reserve:42
Frequency:19800
Hands:Hours, Minutes, Seconds

IWC 8521 description

Version of caliber 852 with date function; pellaton winding system. Produced from 1953 to 1958.

All watches using the IWC IWC 8521 movement:

IWC Ingenieur 666AD Stainless Steel / Black (666AD)

666AD IWC Ingenieur 666AD Stainless Steel / Black