Next to date displays and chronographs, an additional time zone is arguably one of the most useful features that a watch can have. That said, there are many different ways of achieving the same core functionality, and depending on your lifestyle and how you plan on using your watch, each method comes with its own […] The post Hands-On: Patek Philippe Calatrava 24-Hour Display Travel Time Watch Reference 5224R-001 appeared first on aBlogtoWatch.

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