All The basic Sub hallmarks were existing in ‘53: the black, luminous dial; the rotating dive bezel; the matching steel bracelet; the screw-down crown. And nonetheless. Watch nerds enjoy The bezel has 3 quirks. 1st, it’s machined from a sound bit of the respective metallic to match the case – https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/