The Patek Philippe Grand Complications reference 5470P-001 is a high-performance luxury chronograph featuring a 41mm platinum case with a thickness of 13.68mm. The watch is defined by its deep blue lacquered dial with gold applied Breguet numerals and a sandblasted rhodiumed steel seconds hand. As a platinum model, it includes the signature flawless diamond set between the lugs at 6 o’clock. It is paired with a blue calfskin strap with an embossed fabric pattern and red stitching, secured by a platinum fold-over clasp.
Mechanically, the 5470P-001 is powered by the manual-wind caliber CH 29-535 PS 1/10, which operates at a high frequency of 5Hz to enable precise 1/10th of a second measurements. The watch features a unique dual chronograph display: a traditional central seconds hand that completes one revolution per minute and a second red-lacquered Silinvar hand that completes a revolution every 12 seconds. This configuration allows users to read elapsed seconds via the pearl hour markers and tenths of a second on the outer railway track scale. The movement incorporates the Advanced Research department’s Oscillomax ensemble for enhanced reliability and offers a 48-hour power reserve with a water resistance of 30 meters.
General reviews of the 5470P-001 emphasize its role as a technical benchmark for modern horology, moving the brand toward a more contemporary and sporty aesthetic. Experts praise the innovative engineering required to manage the high energy consumption and mechanical friction of a 1/10th of a second complication, particularly the use of lightweight silicon components and patented shock absorbers. While noted for its exceptional precision and legibility, critics often mention the watch’s extreme exclusivity and high market value, positioning it as a significant milestone for collectors of grand complications.