Roger Dubuis Easy Diver Flying Titanium Tourbillon Men's Watch SED48-02SQ-71-00/S9000/A1. This watch has a manual winding movement with a 60 hour power reserve contained within a 48mm titanium case.  The dial is an open skeleton with a small seconds, chronograph function, and flying tourbillon covered by a scratch resistant sapphire crystal.  The strap is black rubber with a deployment buckle.  Water resistant up to 300 meters. Limited edition of 280 pieces.