Enduring Legacy The Cosmograph Daytona has long been associated with high-performance chronometry and motorsport heritage. Its design and functionality reflect Rolexs commitment to precision and innovation in timekeeping. Racing Heritage This reference 116520, dated 2009, features a 40mm Oystersteel case and a fixed bezel engraved with a tachymetric scale. The white dial is powered by the calibre 4130 automatic movement, offering a power reserve of approximately 72 hours. The Oyster bracelet is fitted with a Fliplock extension and Oysterlock clasp, ensuring durability and comfort.