Audemars Piguet Royal Oak Day-Date Moonphase Ref. 25594SA – Steel & Yellow Gold (1990s)
Iconic Audemars Piguet Royal Oak in classic two-tone steel and 18k yellow gold, featuring the sought-after Day-Date Moonphase configuration—an elegant evolution of Gérald Genta’s legendary design.
The 36 mm case retains the signature octagonal bezel with exposed screws and integrated bracelet, offering a perfect balance of sportiness and refinement.
The original silver dial is clean and well-balanced, displaying day, date, and moonphase indications, highlighted by a beautifully detailed moonphase disc with hand-painted moon—an artisanal touch rarely seen today.
Powered by an automatic movement, recently serviced and running excellently, ensuring reliability and smooth performance.
Fitted with its original sapphire crystal, crown, and a long Royal Oak bracelet with extra links, fitting up to approx. 19.5 cm wrist.
Key highlights:
36 mm steel & 18k yellow gold case
Original silver dial with day, date & moonphase
Hand-painted moonphase disc
Original hands with tritium lume
Automatic movement (serviced)
Sapphire crystal
Original AP crown
Integrated Royal Oak bracelet (up to ~19.5 cm)
Reference 25594SA, circa 1990s
A highly collectible and wearable Royal Oak, combining iconic design with practical complications—an amazing example of Audemars Piguet’s craftsmanship and heritage
