25720BA, Star Wheel, Yellow Gold UR-100V P.02 While perhaps deceptively simple at

While perhaps deceptively simple at first glance

A hardwood frame wrapped in the highest quality leather

In 1962 and after

but was only first offered as a perpetual calendar in 2020

This focus saw the Quadruple Tourbillon win Best Complication at the 2009 GPHG

25720BA, Star Wheel, Yellow Gold UR-100V P.02 While perhaps deceptively simple atA ref. 25720BA Star Wheel with a guilloch dial. The Star Wheel is a modern interpretation of the wandering hours complication in a very classically proportioned case. This was the first instance of the unconventional rotating disc wandering hour time display in wristwatches, debuting 1991. Where the complication is fundamentally technical and innovative, its design is anything but. That classicism and paradox is what defines the original Star Wheel.