IWC Schaffhausen Portofino Hand-Wound Moon Phase

The IWC Portofino Hand-Wound Moon Phase, reference IW516403, has a 45 mm case in 18-carat 5N gold. The case has a thickness of 13.1 mm. Manual-winding calibre 59800 has a 192-hour power reserve and 30 jewels. The grey dial has a date display, small hacking seconds, a power reserve indicator and a moon phase display beneath arched-edge sapphire glass. The watch is on a dark brown alligator leather strap by Santoni. A water-resistance rating of 30 metres applies to the case. A see-through case back gives a view of the movement.