The Portugieser Yacht Club Chronograph made its debut in 2015 with a slightly smaller case compared to previous models, going from 45.4 to 43.5 millimeters. It runs on the reliable IWC-manufactured 89361 calibre, boasting a generous 68 hours of power reserve. At 6 o'clock, you'll find a small seconds display. This specific version, known as reference IW390502, sports a stainless steel case and silver dial, paired with a sleek black rubber strap.