Our most nostalgic models are boldly reimagined with fashionable components and familiar nods to our history of firsts. When unsure, Opt for a Serpenti in two-tone metals—a smooth, putting watch that could hug your wrist just like a 2nd skin. In just this generation of Datejust watches, the reference 16013 https://www.watchesworld.com/a-history-of-watch-reference-numbers/