The Royal Oak Concept Laptimer Michael Schumacher From Audemars Piguet

It's one of the most advanced mechanical timing systems ever created: the The Audemars Piguet Royal Oak Concept Laptimer Michael Schumacher. Understanding it takes a little work, but lucky you – we got Giulio Papi, the brilliant complications specialist who actually designed it, to explain to you just how it works its magic. For the full story, go here: http://www.hodinkee.com/blog/giulio-papi-explains-the-royal-oak-concept-laptimer-michael-schumacher-limited-edition-from-audemars