The Ref. 5512 from 1959 has almost every little thing we'd seek out on The present Submariner. Its situation experienced grown to 40mm, up through the 37mm to 38mm of earlier pieces. Crown-guards ended up added, as well as the bezel now a little overhung the side of the case https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/