Meet Rolex Datejust II (ref. 116300-0004), a contemporary classic shaped by careful watchmaking know-how. The exterior is thoughtfully executed: crafted in stainless steel and measuring 41 mm in diameter, with a thickness of 12 mm, defined by a round silhouette. The caseback is closed, and the crystal is sapphire, delivering water resistance to 10000 meters. At a glance, the dial balances texture and clarity: a blue tone, framed by roman numerals hour markers, and stick hands. Among collectors, it is nicknamed "Blue Azzurro". At its heart beats a proven engine: the 3136 caliber. Introduced in 20092017. With considered ergonomics, it feels composed during extended wear. Brushed and polished elements play with light to emphasize crisp geometry. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.