Audemars Piguet Royal Oak Royal Oak 25820 Perpetual Calendar Platinum / Blue
Reference 25820PT.O.0944PT.01
About this watch
The Audemars Piguet Royal Oak 25820PT.O.0944PT.01 is a masterpiece that embodies the perfect blend of luxury and functionality. The exquisite platinum case gleams under any light, while the blue Grande Tapisserie dial adds a touch of sophistication with its intricate pattern. The stick hands glide smoothly across the dial, powered by the remarkable Audemars Piguet caliber AP 2120 / 2802 movement. This automatic movement boasts a 40-hour power reserve and a frequency of 21,600 beats per hour, ensuring precision and reliability. The perpetual calendar complication is beautifully executed, allowing the watch to know the date, day, leap year, and month without adjustments. The platinum bracelet complements the case perfectly, feeling luxurious against the skin. With a sapphire crystal and water resistance of 20 meters, this watch is resistant to scratches and everyday wear. It's a worthy investment for those who appreciate both beauty and functionality.
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Key Features
- Exquisite platinum case
- Blue Grande Tapisserie dial with intricate pattern
- Audemars Piguet caliber AP 2120 / 2802 movement with 40-hour power reserve
- Perpetual calendar complication with date, day, leap year, and month functions
- Platinum bracelet for a luxurious feel
- Sapphire crystal for scratch resistance
- 20-meter water resistance
Specifications
- Brand
- Audemars Piguet
- Family
- Royal Oak
- Model
- Royal Oak 25820 Perpetual Calendar Platinum / Blue
- Reference
- 25820PT.O.0944PT.01
- Movement
- ap-2120-2802
- Movement Features
-
- Hours, Minutes
- Date, Day, Leap Year, Month, Perpetual Calendar
- Moonphase
- Case
- 39mm
- Dial Color
- Blue
- Crystal
- Sapphire
Current Listings

Audemars Piguet Royal Oak Chronograph White Steel FULL SET MINT 26300ST
The Audemars Piguet Royal Oak Chronograph features a white Grande Tapisserie dial with three subdials, protected by a glare-proof sapphire crystal. It has an elegant stainless steel case with brushed and polished finishes and an iconic octagonal bezel secured with eight hexagonal screws.
- Condition: Mint
- Case size: 41mm diameter
- Materials: Stainless Steel
- Water resistance: 50m depth rating

Audemars Piguet Royal Oak Offshore Ref. 26405CE
The Audemars Piguet Royal Oak Offshore Ref. 26405CE features a 44mm black ceramic and titanium case, making it a unique addition to any collection.
- Case material: black ceramic and titanium
- Size: 44mm
Audemars Piguet Royal Oak Chronograph 26315ST Silver Dial with Box and Papers
This is an Audemars Piguet Royal Oak Chronograph with a silver dial, stainless steel case and bracelet. The watch features a 38mm case size and has been well-maintained showing only light wear from use.
- Condition: Excellent
- Case Size: 38mm
- Bracelet Length: 19 links
- Wrist Size Fit: up to 7 inches
Audemars Piguet Royal Oak 15450ST White Dial with Box and Papers
This Audemars Piguet Royal Oak 15450ST features a sharp 37mm unpolished case, stainless bezel, and silver grand tapisserie dial with matching original factory hands.
- Condition: Excellent
- Case diameter: 37mm
- Bracelet length: up to 17.5cm / 6.88"
- Box and papers included: yes
Audemars Piguet Royal Oak Double Balance Wheel Openworked 2024 15407ST 41mm
The Audemars Piguet Royal Oak Double Balance Wheel Openworked is a new, automatic men's watch featuring a steel case with a diameter of 41mm and water resistance up to 5 ATM.
- Condition: New
- Case material: Steel
- Bracelet material: Steel
- Case diameter: 41mm

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