Case material: Steel; Charge: Automatic; Conditions: Used Presentation condition : Without documents; Model: Sea-Dweller Price on request Gmtbroker Reference: 116600 As new Rolex Sea-Dweller 4000(purchased 8/9/2014) is still factory plastic clad. Random serial numbers. Features a ceramic bezel. Comes with its box and papers and hang tags as shown. The new model introduced at Baselworld 2014