The Rolex Cosmograph Daytona 116503 is a classic luxury watch that is known for its timeless design, durability, and accuracy. It is a popular choice among professionals and watch collectors alike. The Cosmograph Daytona 116503 features a 40mm stainless steel case with a yellow gold bezel and a champagne dial with chronograph and tachymeter functions. It is powered by an automatic movement and is water-resistant to 100 meters.