The Ref. 5512 from 1959 has just about every thing we might hunt for on the current Submariner. Its case had developed to 40mm, up within the 37mm to 38mm of earlier items. Crown-guards had been additional, and the bezel now marginally overhung the side of the case to make https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/