Audemars Piguet Royal Oak 26574ST, Perpetual Calendar, Stainless Steel, Grande Tapisserie Blue Index Dial, 41 mm

The Audemars Piguet Royal Oak Perpetual Calendar 26574ST.OO.1220ST.03 is a sophisticated interpretation of one of the most iconic complications in haute horlogerie, presented in a versatile and robust stainless steel case. Measuring 41 mm, the watch features the unmistakable Royal Oak aesthetic: a finely brushed case and integrated bracelet with polished bevels, and the iconic octagonal bezel secured by eight white gold screws. The blue Grande Tapisserie dial is beautifully balanced, featuring day, date, month, leap year, and moon phase indicatorsartfully arranged to optimize readability and symmetry. At its core is the ultra-slim selfwinding Calibre 5134, designed specifically for the Royal Oaks proportions, offering a 40-hour power reserve and perpetual calendar functionality that accounts for leap years until 2100. Finished with a sapphire crystal caseback and elegant proportions, this reference perfectly blends mechanical ingenuity, classic design, and daily wearability, making it a standout among perpetual calendars.