The 116520 also highlighted a completely new case structure with thicker lugs and a elegant bezel. In 2016, Rolex released the most recent version on the Daytona, the reference 116500LN, which incorporates a ceramic bezel and a black dial with white sub-dials. Possibly most significant with respect to horological history https://www.watchesworld.com/a-history-of-watch-reference-numbers/