The Ref. 5512 from 1959 has almost every thing we would try to find on the current Submariner. Its case experienced developed to 40mm, up within the 37mm to 38mm of previously parts. Crown-guards were extra, plus the bezel now a little overhung the side of the situation to make https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/