THE DEFINITIVE GUIDE TO ROLEX OFFICIAL WEBSITE

Rolex also little by little reduced the amount of radium used of their luminous compound during the early 1960s, fully transitioning to tritium in 1963. (diverse samples of the ref. 5508 As a result display a bit distinctive lume colours around the dial.) This was the final Sub with a case that didn’t feature crown guards. Diameter: 37mm Affixin