Pilot watch brand name. Actually, IWC's Mark XVIII has basically turn out to be the prototype for aviation watches: big numerals, an enormous crown, in addition to a triangle at 12. Owned by Rolex, Tudor watches provide rugged simplicity. Think of it as being a best-excellent watch with the outdoorsman. https://www.watchesworld.com/our-watch-picks-for-a-stylish-spring/