The 116520 also showcased a fresh situation style and design with thicker lugs and a elegant bezel. In 2016, Rolex introduced the latest Variation with the Daytona, the reference 116500LN, which features a ceramic bezel and a black dial with white sub-dials. Perhaps most significant with respect to horological history https://www.watchesworld.com/a-history-of-watch-reference-numbers/