IWC Portuguese Perpetual Calendar – Ref. IW502306
This prestigious high-complication timepiece from IWC exemplifies refined engineering and timeless design. Crafted in luxurious rose gold, the Portuguese Perpetual Calendar features a beautifully balanced silver dial with elegant Arabic numerals, offering exceptional legibility and classic appeal. Powered by the automatic caliber 51613 with an extraordinary 168-hour (7-day) power reserve, this watch integrates a perpetual calendar complication that automatically accounts for leap years and varying month lengths. Completed with a brown leather strap and rose gold folding clasp, it delivers both comfort and sophistication. Presented in very good pre-owned condition with only minor, intangible signs of wear, this piece is offered complete with its original box and papers and is available from Geneva, Switzerland.



























