Be sure to note that starting off in 2005, Rolex began engraving the serial selection to the inner bezel (also called the rehaut) underneath the crystal on the 6 o’clock position. When in doubt, go for a Serpenti in two-tone metals—a sleek, hanging watch that should hug your wrist similar https://www.watchesworld.com/a-history-of-watch-reference-numbers/