Dive Watch Heritage The Rolex Submariner Date builds on the legacy of the original Submariner, adding a date function to its already robust and functional design. It remains a cornerstone of the Rolex Professional collection. Professional Utility This 2007 reference features a 40mm case and is powered by the calibre 3135 automatic movement, offering a 48-hour power reserve. The Oyster bracelet includes a Fliplock extension system, while the green rotatable bezel adds a distinctive touch to this highly regarded model.