Patek Philippe is unveiling a new self-winding grand complication that adds a 24-hour alarm to its exclusive Travel Time display with two time zones; the alarm signal is struck by a hammer on a classic gong.

To achieve this, the manufacture created a totally new integrated movement. Four patent applications were filed for the alarm mechanism. It is the result of five years of development work. The new caliber is presented in an elegant platinum case that reflects the Pilot Travel Time design.

For 180 years, Patek Philippe has been upholding the finest principles of horological artistry, emphasizing performance, reliability, and functionality. With its creations, the manufacture spares no effort to deliver maximum complexity in the smallest possible diameter and height. It also stresses simple and safe operability of each complication, no matter how elaborate it might be. The new Ref. 5520P-001 Alarm Travel Time embodies this ambitious objective with aplomb. To create a useful travel watch, Patek Philippe combined the two time zones with an alarm that like the date is coupled with local time. The alarm function is not a new feature for the manufacture. A wake-up alarm struck on a fifth gong was one of the 33 complications of the famous Calibre 89, for 25 years theworld?s most complicated portable timepiece. For Patek Philippe?s Grandmaster Chime launched in 2014, the manufacture presented five strikework functions including an alarm. A global debut, it strikes the prese...