It Wasn’t right until the early 1900s that Gentlemen began to ditch their pocket watches for wristwatches. (There’s loads of debate close to who made the primary Formal wristwatch for guys, but for this story, Permit’s select Louis Cartier, who built the Cartier Santos-Dumont in 1904 for his pilot Buddy, https://www.watchesworld.com/11-of-the-best-womens-watches/