The Audemars Piguet Royal Oak Perpetual Calendar Bracelet, Reference 26574ST.OO.1220ST.03, represents a pinnacle of contemporary haute horlogerie, uniting the iconic Gerald Genta-designed Royal Oak aesthetic with one of watchmaking's most revered complications. This highly sought-after timepiece is presented in immaculate condition, offered as a complete Full Set, making it an exceptional acquisition for discerning collectors and enthusiasts alike.
Forged from robust and elegant stainless steel, this 41mm Royal Oak Perpetual Calendar masterfully combines a sporty yet sophisticated presence with unparalleled mechanical complexity. Its distinctive octagonal bezel, secured by eight hexagonal screws, frames a meticulously crafted dial that displays the day, date, astronomical moon phase, month, and leap year indicator with absolute precision.
Key Specifications:
- Brand: Audemars Piguet
- Model: Royal Oak Perpetual Calendar
- Reference: 26574ST.OO.1220ST.03
- Calibre: Self-winding Calibre 5134
- Case Material: Stainless Steel
- Case Diameter: 41mm
- Dial: Blue "Grande Tapisserie" pattern with white gold applied hour markers and Royal Oak hands with luminescent coating
- Complications: Perpetual Calendar (Day, Date, Astronomical Moon, Month, Leap Year)
- Bracelet: Integrated Stainless Steel Royal Oak bracelet with AP folding clasp
- Condition: Full Set, Immaculate
The heart of this exceptional timepiece is the Audemars Piguet Calibre 5134. This ultra-thin, self-winding mechanical movement is a marvel of micro-engineering, comprising 374 components and boasting a power reserve of approximately 40 hours. Its remarkable slimness, at just 4.31mm, allows the 41mm Royal Oak case to maintain an elegant profile despite housing such an intricate mechanism. The perpetual calendar complication itself is historically significant, capable of automatically adjusting for the varying lengths of months and even leap years, requiring no manual correction until the year 2100.
The Audemars Piguet Royal Oak, originally launched in 1972, revolutionized the luxury watch industry by introducing a high-end, meticulously finished watch in stainless steel. The addition of the perpetual calendar complication to this iconic design further solidified Audemars Piguet's reputation for combining avant-garde design with traditional haute horlogerie. The 26574ST.OO.1220ST.03 is a direct descendant of this pioneering spirit, offering an investment piece that harmonizes enduring design, technical innovation, and practical utility. Its timeless appeal and robust construction ensure its status as a highly desirable collectible.
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