The Patek Philippe Perpetual Calendar (ref. 5496P-001) is a sophisticated, unisex timepiece featuring a 39.5mm platinum case and a refined silver dial. Powered by the automatic caliber 324 S QR, it offers a 45-hour power reserve and displays the perpetual calendar, including day, date, month, leap year, and moonphase. This elegant watch showcases Patek Philippe's renowned craftsmanship and intricate complications. It features a sapphire crystal and 3 ATM water resistance. It is complemented by a black crocodile skin strap with a platinum fold clasp. This Perpetual Calendar represents Patek Philippe's commitment to horological excellence.