Audemars Piguet - 25829ST.OO.0944ST.01

Royal Oak Perpetual Calendar Openworked Stainless Steel

Brand: Audemars Piguet
Family: Royal Oak
Reference: 25829ST.OO.0944ST.01
Name: Royal Oak Perpetual Calendar Openworked Stainless Steel
Limited: No


Material: Stainless Steel
Glass: Sapphire
Back: Open
Shape: Other
Diameter: 39.00 mm
Height: 9.30 mm
W/R: 20.00 m


Color: Sapphire
Indexes: Stick / Dot
Hands: Feuille


The Royal Oak Perpetual Calendar -Quantième Perpétuel- is a complicated take on AP's iconic luxury sports watch. With the first iteration being introduced in 1983, it can be seen as a trailblazer for the complicated 'sports' watch genre.

Reference 25829ST.OO.0944ST.01 has a stainless steel case and matching bracelet. The dial is made of sapphire crystal, revealing the inner workings of its complicated movement.


Audemars Piguet caliber AP 2120 / 2802 Extra-thin movement with perpetual calendar and moonphase.

Manual finishing of the bridges (polished bevels, satinbrushed edges, perlage on the recesses and hand crafted decorative engravings on oscillating weight components
Moonphase made with Physical Vapor Deposited metal onto sapphire

Brand:Audemars Piguet
Caliber:AP 2120 / 2802
Base: Audemars Piguet AP 2121
Diameter:28.40 mm
Reserve:40 h
Frequency:21600 bph
Time:Hours, Minutes
Date:Date, Day, Leap Year, Month, Perpetual Calendar

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