Legendary Functionality The Submariner Date builds on the legacy of the original Submariner, adding a practical date function beneath the Cyclops lens. Designed for professional divers and everyday wearers alike, it combines rugged performance with timeless style. Striking and Functional This model, from 2017, features a 40mm case in 18ct yellow gold, with a black dial and matching rotatable bezel. Powered by the calibre 3135 automatic movement, it offers a 48-hour power reserve and is fitted with an Oyster bracelet featuring the Rolex Glidelock extension system. A bold expression of Rolexs dive watch heritage.