Introduced in 2019, the Patek Philippe Complications Annual Calendar Regulator Rose Gold Grey Dial is a masterpiece that combines the brand's unparalleled expertise with a sophisticated and functional design. Crafted in luxurious 18-carat rose gold, the 40mm case of the Complications Annual Calendar Regulator exudes a refined and elegant presence. The stunning grey dial, featuring sleek index markers, is enhanced by a regulator-style display that separates the hour, minute, and seconds indications, providing exceptional legibility and a distinctive visual appeal. Powered by the manual-winding Calibre 31-260 REG QA movement, this Patek Philippe timepiece boasts a 48-hour power reserve and a comprehensive annual calendar function, allowing the wearer to effortlessly track the date, day, and month without the need for manual adjustments. This exceptional functionality, combined with the timepiece's water resistance of 30 meters, makes the Complications Annual Calendar Regulator a versatile companion for both formal and casual occasions. Complemented by a luxurious black alligator leather strap and a rose gold pin buckle, the Patek Philippe Complications Annual Calendar Regulator Rose Gold Grey Dial is a true masterpiece that embodies the brand's unparalleled craftsmanship and innovative spirit.