Tudor Prince Date Chronograph Black Dial Ref 79280A Daytona style Tudor The fourth series of Tudor chronos was a big leap from the Big Block, the cases having a more Daytona esque profile and a sapphire glass for the first time. This version is very much in the same guise as the Rolex Daytona 6265, but in a more modern sleek case(often referred as small block) and, of course, the automatic movement. The steel case remains in outstanding condition as does the steel tachymeter bezel. We love the black