Rolex Cosmograph Daytona Diamond Dial Stainless Steel Case And Bracelet 1454251A lot more sporty and accurate to its racing roots could be the ref. 116518LN released this 12 months at Baselworld, a beautifully sleek timepiece on the progressive Oysterflex bracelet and which has a black Cerachrom bezel that harks back again to your John Participant