In superb condition, these 116520 Cosmograph Daytona are proving some of the finest investment watches in the world, very soon you won't find a single example over £20k. Complete with its Rolex box, booklet, swing tags, warranty card and Rolex service history. Featuring the crisp white dial (with the collectable 'APH' layout), waterproof to 100m and powered by the in-house 4130 calibre chronograph movement.