The term “complication” in relation to luxury watches simply means any function of a watch that goes beyond its conventional horological duties. For many watch lovers and enthusiasts, complications in luxury watches are the icing on the cake, they essentially fuse utility benefits of a timepiece and its exquisite craftsmanship with intense luxury appeal. While engravements, diamond and gold treatments do enrich a timepiece, it’s the complications that truly make a timepiece stand out. We’ve listed 5 of the most luxurious complications in the world of watchmaking today.