Pelagos FXD pays tribute to iconic TUDOR watches worn by US Navy divers. It features fixed strap bars, a titanium case, high-performance Calibre, and unidirectional bezel, echoing the classic "Milsub." TUDOR diving watches gained Navy recognition in the '50s and were adopted in '58. "FXD" signifies sturdy strap bars. This model is a modern "Milsub," visually resembling '60s TUDOR Oyster Prince Submariners. It incorporates military watch elements and draws inspiration from earlier issued TUDOR Submariners with pointed crown-guards.