Patek Philippe unveils Ref. 5978P-010 with instantaneous perpetual calendar
Patek Philippe has unveiled Reference 5978P-010, an Italian-exclusive watch pairing a manually wound chronograph with an instantaneous perpetual calendar. Housed in a 42mm platinum Calatrava case, it features jumping calendar displays that change in 30 milliseconds.
Why it matters (interpretation): The instantaneous calendar adds a notable technical development to Patek Philippe’s perpetual calendar chronograph offering.
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