It Wasn’t until eventually the early 1900s that Males started to ditch their pocket watches for wristwatches. (There’s loads of debate about who created the first Formal wristwatch for men, but for this story, let’s go along with Louis Cartier, who intended the Cartier Santos-Dumont in 1904 for his pilot https://www.watchesworld.com/11-of-the-best-womens-watches/