The Rolex Oyster Perpetual Datejust is a self-winding chronometer manufactured by Rolex. Launched in 1945, the Datejust was the first self-winding chronometer wristwatch to indicate the date in a window on the dial. From Wikipedia
The Land-Dweller, Rolex's first new model in over a decade, features groundbreaking technical and design innovations, including the Calibre 7135 movement and an integrated bracelet.
