Portugieser Automatic Black 41mm

From the retailer listing

The IWC Portugieser has the kind of dial architecture that rewards attention, with every register placed with purpose. A 41 mm stainless steel case pairs with a black dial to striking effect, at its heart, the 69355 calibre delivers 46 h of reserve. Water-resistant to 30 m. Precision timing through the chronograph complication and a subsidiary seconds display. A black leather strap adds warmth and character. (Reference IW371609 / IW371609).