The Royal Oak Chronograph stays true to the timeless design of the original Royal Oak, but now comes with a handy chronograph feature. It has a 39mm case and runs on the automatic caliber 2385. A bigger version was released in 2012. This particular model, the Reference 26557OR.ZZ.D098CR.02, boasts a luxurious pink gold case and a bezel adorned with diamonds. The dial is a rich, warm brown color.