The Ref. 5512 from 1959 has almost almost everything we would try to look for on The present Submariner. Its case experienced grown to 40mm, up in the 37mm to 38mm of earlier pieces. Crown-guards had been included, plus the bezel now slightly overhung the facet of the case to https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/