Tudor Was released in 1926 by none aside from Hans Wilsdorf, founding father of Rolex. Wilsdorf planned to start a brand name that had the identical track record for durability and precision as Rolex—but was far more modern in its outlook. Weiss Watches was Established in 2013 by Cameron Weiss, https://www.watchesworld.com/a-history-of-watch-reference-numbers/