Breguet Marine 5517

The Breguet Marine 5517, reference 5517TI/G2/TZ0, has a 40 mm titanium case. It measures 11.5 mm thick, with lugs set 22 mm apart. The self-winding calibre 777A drives the watch, offering 55 hours of power reserve and visible through a sapphire caseback. A slate dial carries central seconds and a date aperture, with luminous hands for legibility in low light. The crown is a screw-down type, decorated with a wave motif that recalls the Marine collection's nautical roots. A titanium bracelet closes with a titanium folding clasp. The case is rated to 100 metres of water resistance.