This series pays tribute to the French writer and aviator, Antoine De Saint Exupery who was an aristocrat and an avid aviator known for his novel, the Le Petit Prince. The limited-edition timepieces feature a brown dial and complications such as chronographs & mono-pushers. Apart from the complications, the series also features a Mark XVIII Edition. The Le Petit Prince sub-series features limited editions with blue dials and simple & complex complications. The simpler complications include timepieces with small seconds, power reserve, day/date window, Annual Calendar, Chronographs & Mono pushers. Mark XVIII Editions are also present in this sub-series. Coming to the complex complications, the Timerzoner displays 24 cities on the bezel and a 24-hour indicator, whereas the Perpetual Calendar Chronograph features functions such as day, month, date, leap year widow, and a totaliser sub-dial with moon phase. The series also showcases a Perpetual Calendar Tourbillon with similar markings such as leap year, day, date with power reserve and month with moon phase but with a Tourbillon at 12 clock position.