The Rolex Sea-Dweller model first made its appearance in 1954 with the goal of reaching depths no other model had or could. The Sea-Dweller's was the first timepiece that incorporated a helium escape valve to the public. A major distinguishing feature is that the Sea-Dweller had no cyclops until the most recent release at Baselworld 2017. Customize your Sea-Dweller with Crown Chrono's high-end luxury watch bands today to completely tell your story
