Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Stainless Steel / Blue
Reference 25820ST.OO.0944ST.05
About this watch
The Audemars Piguet Royal Oak Perpetual Calendar is a masterpiece of horology, blending tradition with modernity in a stunning stainless steel case paired with a striking blue dial. The 39 mm diameter strikes a perfect balance between boldness and elegance, while the tapisserie pattern on the dial catches the light beautifully. Crafted from high-quality stainless steel, this watch not only looks fantastic but is also built to last. The sapphire crystal glass adds to its robustness, providing scratch resistance and clarity. At the core lies the Audemars Piguet caliber AP 2120 / 2802, an engineering marvel designed for exceptional user experience. With an automatic mechanism, it harnesses energy from wrist movements, boasting a power reserve of approximately 40 hours. One standout feature is its perpetual calendar, adjusting for months of varying lengths and leap years, while the moonphase complication adds celestial beauty. The integrated bracelet is both visually appealing and ergonomic, ensuring a snug fit on the wrist. With manual finishing of the movement and stringent quality control, each piece is a work of art. This exclusivity makes it a coveted piece among collectors, elevating your watch game to new heights.
Key Features
- Audemars Piguet caliber AP 2120 / 2802 automatic movement
- Perpetual calendar with leap year and month adjustment
- Moonphase complication with Physical Vapor Deposited (PVD) metal on sapphire
- Sapphire crystal glass for scratch resistance and clarity
- 39 mm stainless steel case diameter
- 9.30 mm height for comfortable wear
- 20 meters water resistance for everyday use
Specifications
- Brand
- Audemars Piguet
- Family
- Royal Oak
- Model
- Royal Oak Perpetual Calendar Stainless Steel / Blue
- Reference
- 25820ST.OO.0944ST.05
- Movement
- ap-2120-2802
- Movement Features
-
- Hours, Minutes
- Date, Day, Leap Year, Month, Perpetual Calendar
- Moonphase
- Case
- Stainless Steel 39mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 20
Current Listings

1983 Audemars Piguet 25572BA 18k Yellow Gold Royal Oak Owl w/ Certificate
A 1983 Audemars Piguet Royal Oak Owl watch featuring a Mk. I non-luminous cream day date dial, housed in an 18k yellow gold case and integrated bracelet.
- Condition: pre-owned with light polish
- Case material: 18k Yellow Gold
- Bracelet length: 7.2in fits wrist
- Bezel material: 18k Yellow Gold
Audemars Piguet Royal Oak 15510ST 50th Anniversary Box and Papers
50th Anniversary edition Royal Oak watch from Audemars Piguet, featuring a stainless steel case and excellent condition with minor signs of wear.
- Condition: Excellent with signs of wear
- Year: 2022
- Contents: Full Set
- Papers: Label
Audemars Piguet Royal Oak 15500ST Silver Dial with Box and Papers
The watch features a 41mm case with a stainless bezel, silver dial, and original factory hands. The 19-link AP bracelet shows extremely light stretch.
- Condition: Excellent
- Case diameter: 41mm
- Bracelet size range: up to 17.6 cm / 6.92 inches
- Warranty documents included: true
Audemars Piguet Royal Oak Chronograph 26315ST Silver Dial with Box and Papers
This Audemars Piguet Royal Oak Chronograph features a 38mm case with a stainless bezel, a silver petite tapisserie dial, and an 19-link AP bracelet that fits up to a 7-inch wrist. The watch is accompanied by its box and papers.
- Condition: Excellent
- Case size: 38mm
- Bracelet length: 17.8cm / 7"
- Warranty: Box and Papers

LNIB Audemars PIGUET ROYAL OAK OFFSHORE 26420RO ROSE GOLD 43MM NEW MODEL 2024
2024 Audemars Piguet Royal Oak Offshore Chronograph in rose gold, featuring a black ceramic bezel and reverse panda dial.
- Condition: Like New In Box (Unworn with couple hairlines on the buckle from handling)
- Case size: 43mm
- Band material: Black Rubber with Rose Gold Pin Buckle
- Strap system: Interchangeable Strap System
Audemars Piguet Royal Oak Offshore 43 - 26420RO - Rose Gold - 43mm - Excellent
This is a rose gold Audemars Piguet Royal Oak Offshore 43mm watch with a black dial, featuring automatic movement and a rubber bracelet.
- Condition: Pre-Owned - Excellent
- Case Size: 43mm diameter
- Bracelet Type: Rubber
- Dial Color: Black

Audemars Piguet Royal Oak �Jumbo Extra-Thin� Gold Yellow Gold FULL 16202BA
A sleek and ultra-thin Audemars Piguet Royal Oak 'Jumbo Extra-Thin' in Gold Dial, featuring a smoked yellow gold-toned dial with the 'Petite Tapisserie' pattern.
- Condition: Mint condition with little to no signs of wear
- Dial color: Smoked yellow gold
- Case material: 18-carat yellow gold
- Bezel finish: Brushed

Audemars Piguet Royal Oak Offshore Chronograph Rose Gold Black Dial 26401RO
This Audemars Piguet Royal Oak Offshore Chronograph is a 44mm rose gold watch with a black dial and silver sub-dials. It features an I serial number and comes with original boxes, booklets, warranty papers, and a full service in 2023.
- Condition: very good
- Case size: 44mm
- Serial number type: I serial
- Original sale date: February 2016

Audemars Piguet Royal Oak Offshore 26400SO 44mm Black Ceramic Panda Chronograph!
This Audemars Piguet Royal Oak Offshore is a 44mm black ceramic panda chronograph watch with a silver dial, automatic movement, and sapphire crystal. It features hours, minutes, small seconds, date, and chronograph functions.
- Condition: Pre-owned with typical cosmetic wear and minor scratches on the ceramic bezel
- Case Diameter: 44mm
- Band Material: Black Rubber with Steel Pin Buckle
- Movement Type: Automatic