A Swiss watchmaker based in Geneva, Switzerland, Montres Tudor SA. Tudor currently offers five categories of watches with many different sub-models: Tudor Black Bay Line (heritage-inspired dive watch with available GMT, Bronze, Silver, Two-Tone, and Chrono complications), Sports Watches (Tudor Ranger, Tudor Royal, Heritage Chrono, and Pelagos FXD), and Classic Watches (Tudor Glamour and Style series, as well as 1926 and Clair de Rose).