Discover IWC's precision with the Vintage Collection (ref. IW3231-01), a contemporary classic shaped by careful watchmaking know-how. The exterior is thoughtfully executed: crafted in stainless steel and measuring 44 mm in diameter, with a thickness of 14.5 mm, defined by a round silhouette, paired with a rotating, 0-60 (dive) bezel. The caseback is open, and the crystal is sapphire, delivering water resistance to 12000 meters. At a glance, the dial balances texture and clarity: a black tone, framed by stick / dot hour markers. At its heart beats a proven engine: the 80111 caliber. First released in 20082012. 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.