The 116520 also showcased a brand new case style with thicker lugs and a elegant bezel. In 2016, Rolex introduced the latest version on the Daytona, the reference 116500LN, which contains a ceramic bezel and a black dial with white sub-dials. ” One example is, when you opened a Rolex https://www.watchesworld.com/a-history-of-watch-reference-numbers/