The Portugieser Hand-Wound Tourbillon combines timeless, iconic Portugieser design with a stunning flying minute tourbillon at 6 o’clock. Powered by the newly developed IWC-manufactured hand-wound 81905 calibre with an 84-hour power reserve, this extraordinary timepiece features a case made of 18-carat Armor Gold® and a silver-plated dial.
In the Portugieser Hand-Wound Tourbillon, the flying minute tourbillon has been placed at 6 o’clock. It consists of 56 individual parts and weighs only 0.635 grams. Thanks to the tourbillon stop, the mechanism can be brought to a complete halt, allowing the wearer to set the watch with down-to-the-second accuracy.
Powering this timepiece is the IWC-manufactured 81905 calibre, which has been developed especially for this model. The movement consists of 159 individual parts and is wound manually, housing a power reserve of 84 hours in its mainspring. The case of this exclusive Portugieser is made of 18-carat Armor Gold®.