Meet IWC Portofino (ref. IW5151-05), an elegant watch engineered for daily versatility and long-term reliability. From profile to crystal, the architecture convinces: crafted in white gold and measuring 45 mm in diameter, with a thickness of 12.8 mm, defined by a round silhouette. The caseback is open, and the crystal is sapphire, delivering water resistance to 3000 meters. Up close, the dial rewards inspection: a grey tone, framed by stick / dot hour markers, and feuille hands. Among collectors, it is nicknamed "Ardiose". Inside, precision takes center stage: the 59360 caliber. Issued as a limited edition, appealing to focused collectors. Initial production year: 2015. Designed for real-world wear, the watch transitions smoothly from tailored looks to casual settings. Manufacturing tolerances and surface treatment highlight consistent quality control. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.