The Ref. 5512 from 1959 has nearly every little thing we would hunt for on The present Submariner. Its scenario had grown to 40mm, up from the 37mm to 38mm of earlier items. Crown-guards were included, along with the bezel now a little bit overhung the aspect of the case https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/