It is distinguished by its contemporary reversible titanium case. On the front, it displays the chronograph functions, the large date and the day/night indication. Meanwhile, the back reveals its most original asset with a central disc showcasing the time anywhere in the world: in the dial centre, the 24 time zones are symbolised by 24 cities and a 24-hour rotating ring enables one to read the time around the world. Mechanical automatic movement, Jaeger-LeCoultre Calibre 753.