IWC Schaffhausen Portugieser Hand-Wound

The IWC Portugieser Hand-Wound, reference IW545406, has a 44 mm case in 18-carat 5N gold. Case thickness is 9.9 mm; manual-winding IWC-manufactured calibre 98300 has a 46-hour power reserve. Arched-edge sapphire glass with antireflective coating on both sides covers the grey dial with small hacking seconds. The watch is on a black alligator leather strap, 22 mm wide. Water resistance is rated to 30 metres. The movement has Côtes de Genève and perlage decoration. The movement runs at 18,000 vibrations per hour. The movement consists of 178 components and has 18 jewels.