The 5513 And Connery’s 6538 are linked by lineage and so are superficially pretty identical, but to an aficionado, you will discover distinctions. For 1, the 5513 was under no circumstances CSOC certified, which suggests it didn’t formally qualify as possessing Swiss timekeeping precision and accuracy. Courtesy Why It’s Noteworthy: https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/