IWC Portofino Hand-Wound Monopusher
| Brand | IWC |
| Name | Portofino Hand-Wound Monopusher |
| Reference | IW515103 |
| Diameter | 45 mm |
| Material | White Gold Case, Leather Strap |
| Features | Chronograph, Bicompax, Mono-Pusher, Date, Power Reserve Indicator, Small Seconds, Water resistant to 100 ft |
| Movement | Manual Mechanical Power Reserve 8 days |
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