Global Companion The Rolex Sky-Dweller is a sophisticated travel watch designed for those who navigate multiple time zones. Combining technical innovation with elegant design, it features an annual calendar and dual time zone display, making it one of the most complex models in the Rolex collection. Elegant Utility This 2015 reference features a 42mm case and is powered by the calibre 9001 automatic movement, offering a 72-hour power reserve. It is fitted with a leather strap and secured by an Oysterclasp. The fluted, rotatable bezel enables intuitive setting of the watchs functions via the Ring Command system.