Tudor Was introduced in 1926 by none besides Hans Wilsdorf, founder of Rolex. Wilsdorf needed to start a brand that experienced the same reputation for longevity and precision as Rolex—but was more up to date in its outlook. The red Alpina emblem was impressed from the Matterhorn mountain in Switzerland. https://www.watchesworld.com/a-history-of-watch-reference-numbers/