The Oyster Perpetual Cosmograph Daytona is the consummate Rolex chronograph. Efficient, precise, legible, robust, reliable, waterproof and self‑winding, it is also comfortable, elegant, timeless and highly prestigious. Judging by the success and outstanding reputation worldwide of this peerless alchemy of form and function, it is considered in many respects to be the ultimate chronograph. Fifty years after its launch in 1963, this embodiment of perfection is the product of a long maturation process. The pre-owned Rolex Cosmograph models with the reference number 116505 are supplied with a year warranty.