Racing Heritage The Cosmograph Daytona is a legendary chronograph designed for professional racing drivers. Introduced in 1963, it has become one of Rolexs most iconic models, known for its precision, durability and instantly recognisable design. Its tachymetric scale and sub-dials make it a true tool watch with enduring appeal. Performance Aesthetics This 2019 reference features a 40mm Oystersteel case with a fixed black bezel and a black dial with contrasting sub-dials. Powered by the calibre 4130 automatic movement, it delivers an impressive 72-hour power reserve. The Oyster bracelet with Easylink extension ensures a comfortable and secure fit, making this model as functional as it is iconic.