Rolex Cosmograph Daytona 6239

The Rolex 6239 represents a black dial variant within this reference, produced from 1963 to 1969. This reference occupies a specific position in Rolex's chronograph offerings of the period, distinguished by its black dial configuration and manual winding operation. The watch features a 37mm stainless steel case fitted with a fixed tachymeter bezel and acrylic crystal. Water resistance is rated to 50 meters. The manual winding movement utilizes the Valjoux 72 caliber, providing a 45-hour power reserve. The timepiece is completed with a leather strap. This reference appeals to collectors focused on vintage Rolex chronographs from the 1960s production era. The black dial variant offers an alternative to other dial configurations within the 6239 reference range. The manual winding Valjoux 72 movement and 37mm case size reflect the technical specifications typical of this production period.