The Ref. 5512 from 1959 has pretty much every little thing we'd seek out on The existing Submariner. Its case had grown to 40mm, up from the 37mm to 38mm of earlier parts. Crown-guards were being extra, plus the bezel now a bit overhung the side of the situation to https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/