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

Audemars Piguet Royal Oak Rose Gold White Grande Tapisserie 15400OR.OO.1220OR.02
The Royal Oak Rose Gold White Grande Tapisserie is a luxury watch with visible surface wear on the case and bracelet.
- Condition: good condition, surface wear on case and bracelet
- Case material: Rose Gold
2001 Audemars Piguet 14790ST Royal Oak 36mm Black Dial with Box & Papers
This is a 2001 Audemars Piguet Royal Oak 36mm watch with a black dial, stainless steel case, and comes with box and papers.
- Condition: Very Good
- Case size: 36mm diameter
- Material: Stainless Steel
- Dial color: Black
2021 Audemars Piguet 67650ST Royal Oak 33mm with Box & Papers
A 2021 Audemars Piguet Royal Oak watch with a stainless steel case, black dial, and a 33mm size.
- Condition: Excellent
- Case Material: stainless steel
- Dial Color: black

Audemars Piguet 56175ST Blue Dial Quartz Royal Oak
This is an Audemars Piguet Royal Oak Quartz model with a dark blue dial and stainless steel case. It features a longitudinally brushed bezel and integrated stainless steel bracelet.
- Case size: 33mm
- Material: stainless steel

Audemars Piguet Royal Oak Offshore Chronograph 44mm Panda AP 26400so - Full Set
This is a Royal Oak Offshore Chronograph, a 44mm Panda model from Audemars Piguet, produced in 2016.
- Condition: Very Good
- Water Resistance: 150m
AP Royal Oak Half Brick Ref:26470OR Box and Papers
AP Royal Oak Half Brick Ref:26470OR, a 2019 timepiece with a full set of warranty still available.
- Box and papers included: true
- Year: 2019
- Warranty available: true

BNIB Audemars PIGUET ROYAL OAK JUMBO 16202ST BLUE DIAL 2025 COMPLETE SET
A Brand New Audemars Piguet Royal Oak Jumbo Extra-thin with a 39mm stainless steel case and Bleu Nuit, Nuage 50 dial.
- Condition: Brand New in Box, Never Worn & Never Sized
- Movement: Calibre 7121, in-house selfwinding
- Case size: 39mm diameter
- Dial color: Bleu Nuit, Nuage 50

Audemars Piguet Royal Oak Chronograph 41mm Stainless Steel White Dial AP 26320s
This is a 41mm Stainless Steel Audemars Piguet Royal Oak Chronograph with a white dial, manufactured in 2016.
- Condition: Very Good
- Year of manufacture: 2016

Audemars Piguet Royal Oak Offshore Chronograph 44mm Ceramic - 26405ce - Full Se
This Audemars Piguet Royal Oak Offshore Chronograph features a 44mm ceramic case and is a 2018 model.
- Condition: Very Good
- Size: 44mm diameter
- Year: 2018