The Ref. 5512 from 1959 has just about everything we'd hunt for on The existing Submariner. Its situation had grown to 40mm, up in the 37mm to 38mm of before pieces. Crown-guards were being extra, and the bezel now marginally overhung the side of the situation to make it easier https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/