IWC Portofino Chronograph 42mm Steel Silver Blue Alligator IW391037

The IWC Portofino Chronograph Reference IW391037 pairs a classic silver-plated dial with a striking blue alligator leather strap, creating an elegant contrast that elevates this Mediterranean-inspired chronograph. The 42mm stainless steel case provides a commanding yet refined presence on the wrist.

Powered by the Calibre 75320 automatic chronograph movement with date, day display, and approximately 44 hours of power reserve, it delivers reliable timing performance. The convex sapphire crystal with antireflective coating on both sides ensures clear readability. Water resistant to 3 bar.