IWC Portuguese Automatic 40.4mm | IW358304Stainless steel case with brushed finished edges and polished finished bezel ring and lugs. Case size : 40. 4 mm. Case thickness : 12. 3 mm. See through sapphire glass back. Water resistance 30 meters. Silver dial. Applied blued numeral hour markers. Silver seconds sub dial with very fine concentric circular texture pattern. Polished blued hands. Sapphire glass, convex, antireflective coating on both sides. Pellaton automatic winding. Small hacking