Rolex, « Oyster Cosmograph Daytona », so called Big Red, case No. 6197698, Ref. 6263. Made circa 1979. Fine and rare, water-resistant, stainless steel wristwatch with anti-reflective black bezel, round button chronograph,
Rolex Cosmograph Daytona Watches | ref 6265 | Extremely Rare Example | The Watch Club
HQ Milton - 1979 Rolex Daytona 6263 Big Red Daytona Dial, Inventory #5463, For Sale
The Rolex Daytona history | Time and Watches | The watch blog
HQ Milton - 1979 Rolex Daytona 6263 "Big Red" Black Dial, Inventory #A2910, For Sale
Bonhams : Rolex. A fine and rare stainless steel manual wind chronograph bracelet watch from the family of the original owner Cosmograph Daytona 'Floating Big Red', Ref 6263, Purchased 21st July 1979