The Portofino Chronograph has been update recently, such as the IW391007 has
been changed to the IW391027. So what's the difference between the new model
and the old one? It seems that nothing has changed about the movement and the
appearance.
The Portofino Chronograph has been update recently, such as the IW391007 has
been changed to the IW391027. So what's the difference between the new model
and the old one? It seems that nothing has changed about the movement and the
appearance.
Waiting for IWC experts to make an answer ^_^