The 116520 also featured a brand new situation style and design with thicker lugs and a cultured bezel. In 2016, Rolex released the most up-to-date Edition in the Daytona, the reference 116500LN, which contains a ceramic bezel and a black dial with white sub-dials. Most likely most significant with regard https://www.watchesworld.com/a-history-of-watch-reference-numbers/