Rolex Submariner 5513 MilSub with Rolex Service CardSay MilSub to a watch collector and you might just see them go weak at the kneesor momentarily lost for words. The Rolex Military Submariner, or MilSub, was produced in the 1970s in extremely small quantities (just over 1,000 pieces), of which only a few hundred are believed to survive today. Its no surprise these watches are considered true grailsoften commanding between 200k and 500k depending on condition and provenance. But whats the story behind