TC Factory Intercontinental 13th Anniversary, IWC Portugieser Series True Tourbillon Watch, Constant Force Manual Winding Tourbillon Watch True Tourbillon, integrating the timeless modern design of the Portugieser series with the flying minute tourbillon at 6 o'clock One-piece gold inlaid Arabic numerals and gold leaf-shaped hands echo harmoniously with the silver-plated dial. 1 Exclusively developed 81905 movement, with a power reserve of up to 72 hours, restoring the three major functions of the original product. 2 The case is designed according to the original 1:1 depiction. Restored The authentic three-piece set is perfectly synchronized with the polishing and arc drawing process from the front and back sides of the case. The diameter is 42m/11m. 3 mirrors, sapphire arched mirror. 4 hands. The factory spares no expense, from design to It took several mold openings, styles, and inspections to achieve the same three-dimensional watch hands as the original ones. 5. The strap is made of Italian cowhide crocodile pattern strap, hand-stitched, and the details are in place. It is matched with an original IWC folding clasp. The fonts on the buckle surface are clear and the details of the original are restored. Taste,,