This pre-owned IWC Portuguese Chronograph IW371417 watch is in excellent condition. During our quality control check, any necessary adjustments are made to ensure the watch is functioning as intended. The watch is Crown & Caliber Certified Authentic and comes backed by our 1-year warranty. Pre-Owned Watch. IWC Portuguese Chronograph watch with Stainless Steel case and Black Leather strap. Watch has a silver dial with chronograph feature. Watch runs on automatic movement. Watch does not come with box but does have papers. SKU MW11299 (HAXUYA-P)