In 2012, a model equipped with a complex mechanism with an annual calendar, the first in Rolex history, appeared. Named Sky Dweller (Empty Resident). By using the ring command bezel also adopted for the Yacht Master II, the bezel, crown and movement are linked to simplify the operation of changing the date, local time and home time. Rolex's technological strength is also evident in the fact that as many as 14 patented technologies, including 5 newly acquired ones, are incorporated into the in-house developed caliber. The Complication Watch offers sophisticated design and visibility, even on dials that are often complicated, and is easy to operate. It is an innovative model that is sent to people who straddle the world.