Introduced in 2015, the Royal Oak Perpetual Calendar is a true masterpiece of horology. Crafted in a 41mm rose gold case, the watch features a striking silver dial adorned with the brand's iconic "Grande Tapisserie" pattern. The four subdials at the 12, 3, 6, and 9 o'clock positions display the perpetual calendar functions, including the day, date, month, and moon phase. Powered by the Calibre AP 5134, a self-winding movement, the Royal Oak Perpetual Calendar offers a remarkable 40-hour power reserve, ensuring reliable performance for the wearer. The watch's perpetual calendar function is programmed to automatically adjust for the varying lengths of months, including leap years, making it a truly hassle-free companion for the modern professional. Whether worn for a formal business meeting or a sophisticated social event, the Royal Oak Perpetual Calendar Rose Gold Silver Dial exudes a sense of refined sophistication. Its versatility and exceptional craftsmanship make it an ideal choice for those seeking a timepiece that seamlessly blends cutting-edge functionality with unparalleled style.