The Patek Philippe Perpetual Calendar 6159G-001, part of the Grand Complications family, is a masterpiece of horology that debuted in 2025. This exquisite timepiece features a 39.50mm white gold case with a distinctive hobnail bezel, housing the advanced Patek Philippe caliber 26-330 S QR self-winding movement. The movement boasts a perpetual calendar, central seconds, and displays hours, minutes, seconds, date, day, leap year, month, and moonphase. The dial is crafted from grey metallized sapphire crystal, adding a touch of modern elegance. This watch is a true testament to Patek Philippe's commitment to precision and luxury. For those seeking a high-quality replica, this model is also available in AAA quality, offering a cheap yet sophisticated alternative for watch enthusiasts.