The Patek Philippe Nautilus Annual Calendar Stainless Steel Blue Dial is a true icon in the world of luxury watchmaking, seamlessly blending the brand's rich heritage with modern design and exceptional functionality. Introduced in 2010, this Nautilus model has captivated enthusiasts and collectors alike, solidifying its place as a coveted timepiece within the renowned Patek Philippe lineup. Housed in a sleek 40mm stainless steel case, the Nautilus Annual Calendar features a stunning blue dial that effortlessly captures the spirit of the open seas. The index hour markers and luminescent hands ensure exceptional legibility, making this watch a practical choice for both day-to-day wear and more adventurous pursuits. Powered by the self-winding Calibre 324 S QA LU 24H/303, this annual calendar timepiece boasts an impressive 45-hour power reserve and a captivating moonphase function. The annual calendar mechanism automatically adjusts the date, day, and month, ensuring the correct time and date are displayed, even during months with fewer than 31 days. With a water resistance of 50 meters, the Nautilus Annual Calendar is well-equipped to handle life's daily activities, from casual office wear to weekend getaways. The stainless steel bracelet, complete with a deployment clasp, provides a secure and comfortable fit, adding to the overall elegance and versatility of this timepiece. Whether you're checking the tides for your next sailing adventure or simply admiring the mesmerizing moonphase display, the Patek Philippe Nautilus Annual Calendar Stainless Steel Blue Dial is a testament to the brand's commitment to innovation and craftsmanship.