Rolex – Daytona Cosmograph, ref. 6239, stainless steel. Model: Cosmograph Daytona Material: Stainless steel Reference N°: 6239 Year: Circa 1966 Case N°: 1475654 Caliber: 722 Manual Bracelet: Rolex U.S.A. Stainless steel Oyster Dimensions: 36 mm Signed: Dial, case, movement and bracelet Reference 6239 was the very first model within the iconic cosmograph Daytona family, and was produced from around 1963 until around 1976. It was the firm’s first chronograph with the tachymetre scale engraved on the bezel, and named Daytona after the 24-hour automobile race. This nice and clean example, offered with Rolex service dial, is a nice opportunity to own a true myth timepiece at a reasonable estimate. Montre Rolex en acier modèle « Daytona Cosmograph », réf. 6239. Belle opportunité d’acquérir une pièce mythique à une estimation attractive.