Pilot watch model. Definitely, IWC's Mark XVIII has pretty much come to be the prototype for aviation watches: big numerals, a huge crown, along with a triangle at twelve. Owned by Rolex, Tudor watches offer rugged simplicity. Consider it being a top rated-quality watch for the outdoorsman. Muted shades like https://www.watchesworld.com/our-watch-picks-for-a-stylish-spring/