The 116520 also highlighted a brand new situation structure with thicker lugs and a refined bezel. In 2016, Rolex released the most up-to-date version with the Daytona, the reference 116500LN, which encompasses a ceramic bezel and a black dial with white sub-dials. Some watches have been born being worn continuously, https://www.watchesworld.com/a-history-of-watch-reference-numbers/