Dive Heritage The Submariner Date is a cornerstone of Rolexs professional watch collection. Designed for divers, it combines rugged performance with refined aesthetics, making it equally at home underwater or on land. Designed for the Deep This reference 116613LB, from 2011, features a 40mm case in Oystersteel and yellow gold, with a blue dial and rotatable bezel. Powered by the calibre 3135 automatic movement, it offers a 48-hour power reserve and is completed with an Oyster bracelet and Glidelock clasp. A vibrant take on a diving icon.