The Portuguese Perpetual Calendar 44 IW503704 is a perpetual calendar model launched in 2024. It features a 44.4 mm 18-carat white gold case, A champagne-colored dune dial, And gold-plated hands and appliques. The black alligator leather strap and the thin bezel add elegance and are a modern reinterpretation of IWC’s traditional design.
Equipped with the IWC in-house automatic caliber 52616, It offers a power reserve of 168 hours (7 days), And the perpetual calendar displays the date, Day, Month, Four-digit year, And moon phase. It even automatically calculates leap years in the complex Gregorian calendar, And the double moon phase precisely reproduces the moon’s movements in both the northern and southern hemispheres. It features high-quality features such as a double box-glass sapphire crystal, Water resistance to 50 metres, And a see-through back. The Portuguese Perpetual Calendar 44 IW503704 is recommended for those who want to experience IWC’s innovative technology and artistic perfection.
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