The 116520 also featured a completely new situation style with thicker lugs and a sophisticated bezel. In 2016, Rolex released the newest version with the Daytona, the reference 116500LN, which encompasses a ceramic bezel in addition to a black dial with white sub-dials. 100M Water-proof: With a drinking water resistance https://www.watchesworld.com/a-history-of-watch-reference-numbers/