| Brand | IWC |
| Name | Portofino Chronograph |
| Reference | IW391001 |
| Diameter | 42 mm |
| Material | Stainless Steel Case, Leather Strap |
| Features | Chronograph, Date, Day of the Week, Small Seconds |
| Movement | Automatic Self-Winding Mechanical Power Reserve 42 hours |
| Price | About $6,883 France - about €4,970 |