IWC Portugieser 'Eight Days' 75th Anniversary Accutron 5 Year Warranty The signature blue ribbed dial

The signature blue ribbed dial remains one of the most captivating in all of watchmaking

a steel world time and elapsed time bezel

This particular Reference 116523 is in outstanding condition throughout and features a two-tone 18K yellow gold and steel construction

This beauty is the former

which used the Caliber 30T2 as a base

IWC Portugieser 'Eight Days' 75th Anniversary Accutron 5 Year Warranty The signature blue ribbed dialThe Portugieser exists because someone asked IWC to do the impossible. In the late 1930s, two clients from Portugal approached IWC Schaffhausen with a challenge: build a wristwatch with the accuracy of a marine chronometer. At the time, that meant one thingscale. IWCs solution was to house a pocket watch movement inside a wristwatch case, creating something radically oversized for its time. When the original debuted in 1939, its proportions were