![WRISTWATCH CHRONOGRAPH, IWC PORTOFINO, 1990s. Steel. Ref. 3731. Polished case No. 2469773, with round chrono pushers and screw-down back. Silver-coloured, textured dial with gold-coloured indices and luminous hands, 2 chrono counters and WRISTWATCH CHRONOGRAPH, IWC PORTOFINO, 1990s. Steel. Ref. 3731. Polished case No. 2469773, with round chrono pushers and screw-down back. Silver-coloured, textured dial with gold-coloured indices and luminous hands, 2 chrono counters and](https://www.kollerauktionen.ch//CatCache/catcache.1/pictures/56495/56495_m_1.jpg)
WRISTWATCH CHRONOGRAPH, IWC PORTOFINO, 1990s. Steel. Ref. 3731. Polished case No. 2469773, with round chrono pushers and screw-down back. Silver-coloured, textured dial with gold-coloured indices and luminous hands, 2 chrono counters and
![IWC Portofino Ref. 3731 - World of Time - New and pre-owned exclusive watches with best conditions. Call us or visit our local shop to get personal consulting. IWC Portofino Ref. 3731 - World of Time - New and pre-owned exclusive watches with best conditions. Call us or visit our local shop to get personal consulting.](https://worldoftime.azureedge.net/worldoftime/581e0c40e16c417fb88f46a6adc4c51e_44.jpg)
IWC Portofino Ref. 3731 - World of Time - New and pre-owned exclusive watches with best conditions. Call us or visit our local shop to get personal consulting.
![IWC Portofino Ref. 3731 - World of Time - New and pre-owned exclusive watches with best conditions. Call us or visit our local shop to get personal consulting. IWC Portofino Ref. 3731 - World of Time - New and pre-owned exclusive watches with best conditions. Call us or visit our local shop to get personal consulting.](https://worldoftime.azureedge.net/worldoftime/cea5484f0bb34c5cb04f43b23f29699a_9.jpg)
IWC Portofino Ref. 3731 - World of Time - New and pre-owned exclusive watches with best conditions. Call us or visit our local shop to get personal consulting.
![IWC Portofino aankoopadvies. IWC liefhebbers? - Vragen over echtheid, type, etc - Horlogeforum.nl - het forum voor liefhebbers van horloges IWC Portofino aankoopadvies. IWC liefhebbers? - Vragen over echtheid, type, etc - Horlogeforum.nl - het forum voor liefhebbers van horloges](https://www.horlogeforum.nl/uploads/db9961/original/4X/a/0/0/a007ffcf6257a5a45f9c3956bd55382e3cd29851.jpg)
IWC Portofino aankoopadvies. IWC liefhebbers? - Vragen over echtheid, type, etc - Horlogeforum.nl - het forum voor liefhebbers van horloges
![IWC PORTOFINO CRONOGRAFO Automatico Acciaio Orologio Uomo Ref. IW378302 VP: 7100 € EUR 3.038,00 - PicClick IT IWC PORTOFINO CRONOGRAFO Automatico Acciaio Orologio Uomo Ref. IW378302 VP: 7100 € EUR 3.038,00 - PicClick IT](https://www.picclickimg.com/0aMAAOSwbBNkJnbq/IWC-Portofino-Chronograph-35-Edelstahl-Herrenuhr-Ref-3731.webp)