The beauty and complication of a Rolex is not just on the outside, but also buried deep in its mechanical brilliance and superb craftsmanship. In fact, there's so much more to it once you get to know the watch inside and out. This watchmaking demonstration shows just how intricate and complex the Rolex Submariner is.

It is a work of art worth watching.

Its dial and hands.

Its dial side:

Its auto movement:

Watch the video below: