The 116520 also showcased a whole new case design and style with thicker lugs and a polished bezel. In 2016, Rolex launched the most up-to-date version on the Daytona, the reference 116500LN, which includes a ceramic bezel in addition to a black dial with white sub-dials. When unsure, go for https://www.watchesworld.com/a-history-of-watch-reference-numbers/