Audemars Piguet Royal Oak Royal Oak 25554 Perpetual Calendar
Reference 25554ST.O.0344ST.01
About this watch
The Audemars Piguet Royal Oak 25554ST.O.0344ST.01 is a masterpiece of horology, blending elegance and sophistication with technical excellence. Produced in 1981, this perpetual calendar watch marked a significant point in horological history, featuring a stainless steel construction and intricate details on the dial. The silver-colored 39mm case strikes an ideal balance between boldness and refinement, while the stick-shaped hands and dot indexes provide easy readability. The Audemars Piguet caliber AP 2120 / 2800 automatic movement is renowned for its precision and reliability, boasting a power reserve of 40 hours and operating at a frequency of 21,600 vibrations per hour. With 38 jewels, this extra-thin movement is a testament to the brand's engineering prowess. The Royal Oak 25554 is not only a stunning timepiece but also a valuable investment, holding its value well due to its heritage and craftsmanship. Its ergonomic design makes it surprisingly comfortable on the wrist, while the stainless steel bracelet is both stylish and adjustable.
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Key Features
- 39mm stainless steel case
- Silver-colored dial with stick-shaped hands and dot indexes
- Perpetual calendar functionality
- Audemars Piguet Caliber AP 2120 / 2800 automatic movement
- 38 jewels, power reserve of 40 hours, frequency of 21,600 vibrations per hour
- Sapphire glass for scratch protection
- Water-resistant to a certain extent
Specifications
- Brand
- Audemars Piguet
- Family
- Royal Oak
- Model
- Royal Oak 25554 Perpetual Calendar
- Reference
- 25554ST.O.0344ST.01
- Movement
- ap-2120-2800
- Movement Features
-
- Hours, Minutes
- Date, Day, Month, Perpetual Calendar
- Case
- Stainless Steel 39mm
- Dial Color
- Silver
- Crystal
- Sapphire
Current Listings
Audemars Piguet Royal Oak Offshore "NAVY" Ref 26470St
This Audemars Piguet Royal Oak Offshore features a 42mm stainless steel case with a modern design, chronograph function, and navy blue dial on a rubber strap.
- Condition: Excellent
- Case material: Stainless Steel
- Movement: Audemars Caliber 3126 automatic movement
- Size: 42mm
2000 Audemars Piguet 15000ST Royal Oak 33mm Automatic with Box & Papers
This Audemars Piguet Royal Oak is a 33mm automatic watch featuring a stainless steel case and blue dial.
- Condition: Very Good
- Case material: Stainless Steel
- Dial color: Blue
- Wrist size recommendation: 7

Audemars Piguet Royal Oak Offshore 26420CE.OO.A127CR.01
This is a mint condition Audemars Piguet Royal Oak Offshore, complete with its original boxes, book, and warranty card.
- Condition: MINT
- Case material: Titanium
- Movement: Calibre 3124

Audemars Piguet Royal Oak Offshore 26420SO.OO.A002CA.01
MINT condition Audemars Piguet Royal Oak Offshore, comes with original boxes, book and warranty card.
- Original accessories included: true
Audemars Piguet Royal Oak Offshore "HALF BRICK" Ref 26470OR
This Audemars Piguet Royal Oak Offshore 'Half Brick' features a rose gold case, rhodium dial, and chronograph function. It is powered by the Audemars Caliber 3126/3840 automatic movement.
- Condition: Excellent
- Case size: 42mm
- Material: Rose Gold
- Strap: Alligator leather

Audemars Piguet Royal Oak 41MM Black Dial Stainless Steel FULL SET MINT 15400ST
A timeless masterpiece featuring a striking black dial adorned with the iconic Grande Tapisserie pattern. The watch presents itself as elegant and sophisticated, suitable for business meetings, social events, and everyday wear.
- Condition: Mint condition with little to no signs of wear
- Case material: Stainless Steel
- Diameter: 41mm
- Movement type: Mechanical

Audemars Piguet Royal Oak Perpetual Calendar Blue White Ceramic MINT 26579CB
The Audemars Piguet Royal Oak Perpetual Calendar features a blue dial with silver-toned counters and perpetual calendar function. It presents itself in mint condition with little to no signs of wear, and is crafted from white ceramic with an exhibition caseback.
- Condition: Mint
- Case material: White Ceramic
- Dial color: Blue
- Complications: Perpetual Calendar, Moon Phase, Leap Year, Week Indicator

Audemars Piguet Royal Oak Openwork 41MM Pink Gold FULL SET EXCELLENT 15407OR
The Audemars Piguet Royal Oak Openwork features an 18k pink gold case, slate grey openworked skeleton dial, and double balance wheel mechanism. It presents itself in excellent condition with light marks on the bezel.
- Condition: Excellent (with minor signs of wear)
- Case material: 18k pink gold
- Diameter: 41mm
- Water resistance: not specified

Audemars Piguet Royal Oak Offshore. Diver. 15703ST.
This Audemars Piguet Royal Oak Offshore Diver features a selfwinding movement, black Mega Tapisserie dial, and steel case with brushed finish.
- Condition: Excellent
- Case Size: 42mm
- Movement Type: Selfwinding
- Dial Color: Black