The 116520 also showcased a brand new circumstance design with thicker lugs and a refined bezel. In 2016, Rolex introduced the most recent Variation on the Daytona, the reference 116500LN, which encompasses a ceramic bezel as well as a black dial with white sub-dials. You can e mail the site https://www.watchesworld.com/a-history-of-watch-reference-numbers/