Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Stainless Steel / Dark Blue
Reference 25820ST.OO.0944ST.04
About this watch
The Audemars Piguet Royal Oak Perpetual Calendar 25820ST.OO.0944ST.04 is an exquisite timepiece that embodies elegance, innovation, and luxury. This masterpiece boasts a stunning dark blue dial, perfectly complemented by the stainless steel case. The iconic octagonal bezel and integrated bracelet add to its timeless appeal. With its extra-thin automatic movement, this watch features a plethora of complications, including a perpetual calendar that automatically adjusts for months with varying lengths and leap years. The moonphase complication is crafted with Physical Vapor Deposited (PVD) metal on sapphire, adding a touch of celestial elegance. The dial's intricate details, such as the stick and dot indexes and slender stick-style hands, make it easy to read in any light condition. The watch's water resistance of 20 meters makes it ideal for everyday wear. Whether you're at the office or attending a formal event, this watch adapts effortlessly to any environment. Its lightweight profile and smooth stainless steel make it a pleasure to wear.
Key Features
- Extra-thin automatic movement with perpetual calendar
- Moonphase complication crafted with Physical Vapor Deposited (PVD) metal on sapphire
- Iconic octagonal bezel and integrated bracelet design
- Stainless steel case with dark blue dial and subtle texture
- Water resistance of 20 meters for everyday wear
- Lightweight profile and smooth stainless steel for comfortable wear
Specifications
- Brand
- Audemars Piguet
- Family
- Royal Oak
- Model
- Royal Oak Perpetual Calendar Stainless Steel / Dark Blue
- Reference
- 25820ST.OO.0944ST.04
- 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 Jumbo 16202BA.OO.1240BA.02 Royal Oak Champagne Dial
The Audemars Piguet Royal Oak Jumbo Extra-Thin reference 16202BA.OO.1240BA.02 is a distinguished timepiece that pays homage to the original Royal Oak design while incorporating modern advancements.
- Material: 18-carat yellow gold
- Case size: 39 mm
- Movement: self-winding Calibre 7121
1970s Audemars Piguet 8638BA Royal Oak 29mm 18K Yellow Gold with Service Receipt
This is a 1970s Audemars Piguet Royal Oak in 18K yellow gold with a grey dial, measuring 29mm in case size. It comes with service receipts and has been well-maintained.
- Condition: Very Good
- Case Size: 29mm
- Material: 18K Yellow Gold
- Dial Color: Grey

2005 Audemars Piguet Royal Oak 15300ST White Dial - Box and Papers
The Royal Oak, with its 39mm case size, is a perfect and wearable size. The white and steel case has clean aesthetics.
- Case Size: 39mm diameter
- Bracelet Fits: up to 7.5 inch wrist
- Movement Status: running fantastic

Audemars Piguet Royal Oak Selfwinding White Dial Steel FULL SET MINT 15500ST
The watch features a clean white dial with a Grande Tapisserie pattern, stainless steel case, and brushed stainless steel bezel. It presents itself in mint condition with little to no signs of wear.
- Condition: Mint condition
- Case size: 40mm diameter
- Water resistance: 50m depth rating
- Movement: Selfwinding movement

Audemars Piguet Royal Oak Selfwinding Silver Pink Gold FULL SET MINT 77450SR
The Audemars Piguet Royal Oak Selfwinding features a harmonious blend of stainless steel and 18k pink gold, showcasing a silver-toned dial with the iconic Grande Tapisserie pattern. It presents itself in mint condition with little to no signs of wear, and is water proof up to 50 meters.
- Condition: Mint
- Case material: Stainless Steel
- Dial color: Silver
- Bezel material: 18k Pink Gold
Audemars Piguet Royal Oak Offshore 26470ST.OO.A028CR.01.A
The watch is a Royal Oak Offshore model, nicknamed "Batman" and features a stainless steel bracelet and original leather strap.
- Condition: Excellent with light scratches on bezel
- Warranty: until 2/13/26
- Boxes: includes boxes, papers, tag, warranty card
- Travel case: will include travel case
Audemars Piguet Royal Oak - 4100BA - Grey - Yellow Gold - 34mm - Excellent
This is a vintage Audemars Piguet Royal Oak watch with a grey dial and yellow gold case. It features an automatic movement and has been graded excellent.
- Condition: Pre-Owned
- Case size: 34mm diameter
- Material: Yellow Gold
- Bracelet type: Gold
UNWORN 2022 Audemars Piguet 15551ST 50th Anniversary Royal Oak 37mm Box & Papers
A brand new, unworn Audemars Piguet Royal Oak 50th Anniversary edition in stainless steel with a blue dial.
- Condition: UNWORN
- Case Size: 37mm diameter
- Material: Stainless Steel
- Dial Color: Blue
Audemars Piguet Royal Oak Offshore Panda 26170ST
This Audemars Piguet Royal Oak Offshore is known as the Panda due to its white dial and black/red subdials. It's powered by the Caliber 3126 movement, offering extreme accuracy.
- Condition: Very good, with light scratches on the case
- Case size: 42mm
- Material: stainless steel