Precision and Prestige The Rolex Cosmograph Daytona is a chronograph built for endurance and accuracy. Originally developed for the world of motorsport, it has become a symbol of performance and timeless style. Sporting Sophistication This 2018 model features a black dial with contrasting sub-dials and a fixed bezel. The 40mm case is crafted from a blend of Oystersteel and yellow gold, paired with an Oyster bracelet and Easylink Oysterlock clasp. Inside, the calibre 4130 automatic movement delivers a 72-hour power reserve.