Introducing Rolex Datejust 31 (ref. 178343-0011), a distinctive model that balances proportion, precision, and presence. On the wrist, the case feels purposeful: measuring 31 mm in diameter, defined by a round silhouette. The caseback is closed, and the crystal is sapphire, delivering water resistance to 10000 meters. Visually, the face is where character emerges: a green tone with sunburst finish, framed by roman numerals hour markers, and stick hands. Among collectors, it is nicknamed "Olive". Mechanically, the watch prioritizes accuracy: the 3235 caliber. 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.