IWC Portofino Automatic Moon Phase 40mm automatic watch, silver dial
IW459401
£6,500
Price at Goldsmiths, checked 28 October 2026. Prices can change: Goldsmiths' page has the final word.
40mmAutomatic30 m water resistantStainless steelMen's
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Specifications
| Brand | IWC |
|---|---|
| Model | Portofino Automatic Moon Phase |
| Reference | IW459401 |
| Gender | Men's |
| Style | — |
| Case size | 40mm |
|---|---|
| Lug to lug | — |
| Case material | Stainless steel |
| Bezel | — |
| Dial colour | Silver |
| Strap | Alligator |
Will 40mm suit your wrist? Check your size
| Movement | Automatic |
|---|---|
| Calibre | 35800 |
| Power reserve | 42 hours |
| Water resistance | 30 m |
| Crystal | — |
| Thickness | — |
| Date | — |
| Guarantee | 2 years + 6 years through IWC Care registration |
A dash means neither Goldsmiths nor IWC states it on the pages we read, so it's left blank rather than guessed.