FS: Vintage 1961 IWC Platinum Calatrava style Automatic Cal. 853 | Isomura Case | Super Clean Example, Original Untouched Brushed Sunburst Dial

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For sale is an exceptional example of a vintage platinum-cased IWC Calatrava. The caliber 853 inside is an automatic movement featuring the reliable, efficient, and shock-resistant Pellaton winding system exclusive to IWC. The case is sharp with thick lugs, sharp edges, and fully intact brushed finishing.

The interesting thing about the case, other than platinum being the rarest precious metal used in watches, is that during the 1960’s import duties were…

FS: Vintage 1961 IWC Platinum Calatrava style Automatic Cal. 853 | Isomura Case | Super Clean Example, Original Untouched Brushed Sunburst Dial

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