30/07/2026
This Audemars Piguet Royal Oak Perpetual Calendar Ref. 25636BA from 1995, crafted in 18k yellow gold, is a breathtaking masterclass in skeletonized high watchmaking, exemplifying the bold design and complex heritage of the Royal Oak collection.
Its iconic 39mm ultra-thin 18k yellow gold case features the signature octagonal bezel with exposed hexagonal screws, paired with a sapphire crystal case back that offers an unobstructed view of the intricate mechanics within. The openworked dial serves as an artistic stage, displaying four sub-dials for the perpetual calendar functions—day, date, month, and moon phase—allowing the architectural beauty of the movement to take center stage.
Powering this timepiece is the ultra-thin automatic Caliber 2120/2800, renowned for its delicate balance of ultra-fine finishing and mechanical complexity, featuring an engraved, skeletonized rotor and a 40-hour power reserve. The integrated 18k yellow gold bracelet flows seamlessly from the case, offering an unmatched combination of wrist presence, ergonomics, and timeless luxury.
This watch offers an amazing finish making it an extraordinary acquisition for collectors seeking one of the rarest and most legendary openworked perpetual calendars in Royal Oak history.
Available for sale!!
Please DM if interested
#25636