Why Audemars Piguet Spent 600 Hours in R&D for the new Case of the Royal Oak Perpetual Calendar Black Ceramic
A Timely Perspective
One of the most beloved watches of this year may well be the Audemars Piguet Royal Oak Perpetual Calendar Black Ceramic watch. What makes the watch so hot is the fact that the case and bracelet is created in matte black brushed ceramic. Simply stunning. Also stunning – the amount of time the brand invested in the research and development of this case: 600 hours.