
Large, clean Arabic-numeral dials born from a 1930s request for a marine-chronometer-precise wristwatch.
| Model | Reference | Case | Movement |
|---|---|---|---|
| Portugieser Chronograph | IW371605 | 41 mm | Cal. 69355 |
| Portugieser Automatic 42 | IW501705 | 42.4 mm | Cal. 82200 |
| Portugieser Automatic 40 | IW358304 | 40.4 mm | Cal. 82200 |
Specs and prices are approximate and current as of 2026; confirm details with IWC Schaffhausen or an authorized dealer.