The Jaeger-LeCoultre Polaris Perpetual Calendar Q9088180 is a sophisticated timepiece featuring a 42mm stainless steel case with a graduated blue lacquered dial. It houses the automatic Calibre 868 movement, offering a 70-hour power reserve. The watch displays a perpetual calendar, moon phases, and a rotating rehaut, all powered by a single corrector for ease of use. Water-resistant up to 100 meters, it comes with interchangeable straps: one in stainless steel and another in blue rubber.