The Elegance of the IW391035 Portofino Chronograph: A Timeless Luxury Watch The IW391035 Portofino Chronograph is a stunning testament to the craftsmanship and luxury that IWC is renowned for. Encased in 18 ct 5N gold, this exquisite timepiece features a diameter of 42.0mm, making it a perfect accessory for any sophisticated outfit. The black alligator […]