Reference 5204

The circle of classic Patek Philippe chronographs closes

Traditionally, Patek Philippe's classic chronographs can be assigned toone of three categories: simple chronographs, simple chronographs with perpetual calendars, and split-seconds chronographs with perpetual calendars. This tradition has been upheld with the CH 29-535 PS proprietary caliber that was launched in 2009 in a basic configuration that would later allow the addition of a calendar module and a split-seconds mechanism. The Ref. 5170 presented in 2010 and the Ref. 5270 introduced in 2011 are now joined by the new Patek Philippe split-seconds chronograph Ref. 5204 with an all-new caliber developed
in-house: the CHR 29-535 PS Q.

Two years ago, connoisseurs and collectors already began to speculate that Patek Philippe's coveted Ref.5004 split-seconds chronograph in a classic manually wound design with a column wheel and a horizontal
clutch, as well as a perpetual calendar, would some day be superseded by a new split-seconds chronograph based on the manufacture’s proprietary CH 29-535 PS caliber. But even experts were surprised how quickly
the suite of in-house chronograph versions was completed. The intentionbehind the annual flow was to present a complete line of chronograph models based on the new proprietary movement as soon as possible, an initiative that yet again demonstrates the completed