The 116520 also featured a new situation design and style with thicker lugs and a polished bezel. In 2016, Rolex launched the most up-to-date version of the Daytona, the reference 116500LN, which incorporates a ceramic bezel and a black dial with white sub-dials. Guys's watches: The Pagani Style and design https://www.watchesworld.com/a-history-of-watch-reference-numbers/