1920–1950 Wristwatches become popular

  Patek Phillipe created the first wristwatch in 1868. In 1880, Constant Girard (Girard-Perregaux) developed a concept of wristwatches, made for German naval officers and ordered cartier tank watches by Kaiser Wilhelm I of Germany.
   Two-thousand watches were produced, which represents the first important commercialization of wristwatches for men; wristwatches were mostly worn by women untilcartier replica watches the First World War. In 1904, Brazilian aviator Alberto Santos Dumont asked his friend Louis Cartier to come up with an alternativecartier replica that would allow him to keep both hands on the controls while timing his performances during flight. Cartier and his master watchmaker Edmond Jaeger soon came up with the first prototype for a man's wristwatch called the Santos wristwatch.chopard replica
   The Santos first went on sale in 1911, the date of Cartier's first production of wristwatches. However, the pocketwatch remained the favorite style among men until the First World War. During the war, soldiers needed access to their watches while their hands were full.
   They were issued wristwatches, called "trench watches", which were made with pocketwatch movements, so they were large and bulky and had the crown at the 12 o'clock position like pocketwatches. After the war, pocketwatches went out of fashion, replica cartier watches and by 1930, the ratio of wrist- to pocketwatches was 50 to 1.
   The first successful self-winding system was inventedcartier santos replica by John Harwood in 1923.