Meet Breguet Marine (ref. 5517TI/G2/9ZU), a distinctive model that balances proportion, precision, and presence. On the wrist, the case feels purposeful: crafted in titanium and measuring 40 mm in diameter, with a thickness of 11.5 mm, defined by a round silhouette. The caseback is open, and the crystal is sapphire, delivering water resistance to 10000 meters. Visually, the face is where character emerges: a grey tone, executed in yellow gold, framed by roman numerals hour markers, and breguet hands. Mechanically, the watch prioritizes accuracy: the 777A caliber. First released in 2018. The silhouette offers presence without excess, lending confidence in a range of situations. Finishing showcases disciplined attention to detail across facets, edges, and surfaces. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.