Racing Icon The Oyster Perpetual Cosmograph Daytona is a chronograph built for performance and precision. Designed for professional racing drivers, it features a tachymetric scale, three counters and pushers, allowing for accurate measurement of elapsed time and average speed. A symbol of speed and style, it remains one of Rolexs most sought-after models. Chronograph Precision This reference 116523 features a 40mm case in Oystersteel and yellow gold, paired with a blue dial and a fixed bezel engraved with a tachymetric scale. Powered by the calibre 4130 automatic movement, it delivers approximately 72 hours of power reserve. The Oyster bracelet is fitted with an Oysterlock clasp and Easylink extension system. This 2015 model is part of the Rolex Certified Pre-Owned collection and includes official documentation and a two-year international guarantee.