Pilot watch model. Actually, IWC's Mark XVIII has basically turn out to be the prototype for aviation watches: substantial numerals, a major crown, plus a triangle at 12. The model also uses prime-of-the-line products like titanium. And its designs like Da Vinci and Portofino will blow you absent with motion https://www.watchesworld.com/our-watch-picks-for-a-stylish-spring/