IWC is reissuing the Portugieser Chronograph Classic (REF. 3903) with an updated design with a railway track chapter ring and convex sapphire glass.
It's available in 3 versions:
a) 18k red gold (REF. IW390301)
b) stainless steel with silver dial (REF. IW390302)
c) stainless steel version with midnight blue dial (REF. IW390303)
Beautiful classic chronographs!
Cheers,
Anthony