Audemars Piguet Royal Oak Royal Oak Chronograph 41 Stainless Steel / Black / 50th Anniversary

Reference 26240ST.OO.1320ST.02

About this watch

The Audemars Piguet Royal Oak Chronograph 41 Stainless Steel / Black / 50th Anniversary (Model: 26240ST.OO.1320ST.02) is a masterpiece of luxury watchmaking. This stunning timepiece celebrates the iconic Royal Oak family's 50th anniversary, pushing the boundaries of what a modern chronograph can be. Its bold design and integrated bracelet make it a game-changer in the world of horology. The stainless steel case shines brilliantly, while the black dial is a canvas that showcases intricate details. The octagonal bezel provides a striking contrast to the matte finish of the watch case, making it a work of art that can be worn on your wrist. With a self-winding, column-wheel operated chronograph and a flyback feature, you can measure elapsed time with precision and track events effortlessly. At its heart lies the Audemars Piguet caliber AP 4401, an automatic movement boasting 40 jewels and a remarkable 70-hour power reserve. This watch is not only a timepiece but also a statement piece that embodies luxury, precision, and style.
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MSRP: $38,500
Market Price: $49,995

Key Features

  • Stainless Steel Case
  • Black Dial with Grande Tapisserie Pattern
  • Octagonal Bezel with Polished Edges
  • Self-Winding Column-Wheel Operated Chronograph
  • Flyback Feature for Resetting the Chronograph
  • Audemars Piguet Caliber AP 4401 Movement with 40 Jewels and 70-Hour Power Reserve
  • Sapphire Crystal Glass
  • Water Resistance up to 50 Meters

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Chronograph 41 Stainless Steel / Black / 50th Anniversary
Reference
26240ST.OO.1320ST.02
Movement
ap-4401
Movement Features
  • Hours, Minutes
  • Date
  • Chronograph, Column wheel, Flyback
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

Audemars Piguet Royal Oak Offshore “Beast” 26237ST — Box & Papers!

Audemars Piguet Royal Oak Offshore “Beast” 26237ST — Box & Papers!

A true collector’s piece that bridges AP’s heritage and modernity. It features the classic octagonal bezel, a stunning blue “Méga Tapisserie” dial with white subdials, luminescent hands and markers.

  • Condition: Excellent condition overall, with very light wear consistent with careful use
  • Size: 42mm
  • Bracelet material: stainless steel
Posted at
Jul 24, 2025, 1:18 AM
Active
[WTS] Audemars Piguet Royal Oak Dual Time Ref. 25730SA, c.1990, 1-Year Mechanical Warranty

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Audemars Piguet - 25730SA · $22,650
The Royal Oak Ref. 25730 is a unique complication watch that balances old-school restraint and modern AP extravagance, featuring a 36mm two-tone case and hobnail dial.

  • Condition: Excellent, with scratches on the case back
  • Case size: 36mm diameter
  • Dial finish: Silky brushed
Posted at
Jul 23, 2025, 12:42 PM
Active
[WTS] 2025 Audemars Piguet Royal Oak Chronograph 26240OR — Brand New Condition With Original Box & Papers

2025 Audemars Piguet Royal Oak Chronograph 26240OR — Brand New Condition With Original Box & Papers

Audemars Piguet - 26240OR · $70,000
The Audemars Piguet Royal Oak Chronograph 26240OR is a 41mm chronograph in rose gold with a black dial and hand-stitched alligator strap. It features an in-house Caliber 4401 with flyback functionality.

  • Condition: Brand new
  • Case size: 41mm diameter
  • Lug to lug length: 51.5mm
  • Thickness: 12.4mm
Posted at
Jul 23, 2025, 9:11 AM
Active
[WTS] AP Royal Oak Offshore Flyback Chrono Green Khaki - Full Set - Excellent

AP Royal Oak Offshore Flyback Chrono Green Khaki - Full Set - Excellent

A luxury watch featuring a green dial and khaki accents, part of the Royal Oak Offshore collection.

  • Condition: Excellent
  • Material: Titanium
Posted at
Jul 23, 2025, 8:33 AM
Active
Audemars Piguet Royal Oak Perpetual Calendar Blue White Ceramic MINT 26579CB

Audemars Piguet Royal Oak Perpetual Calendar Blue White Ceramic MINT 26579CB

Audemars Piguet - 26579CB · $306,899
This Audemars Piguet Royal Oak Perpetual Calendar features a blue Grande Tapisserie dial, perpetual calendar function, and is made from white ceramic. It includes hours, minutes, day, date, month, moon phase, leap year, and week indicator functions.

  • Condition: Mint
  • Case material: White ceramic
  • Dial color: Blue
Posted at
Apr 8, 2025, 1:20 PM
Active
Audemars Piguet Royal Oak 39mm White Dial - Mint Condition with Box

Audemars Piguet Royal Oak 39mm White Dial - Mint Condition with Box

This Audemars Piguet Royal Oak features a white dial, iconic octagonal bezel, and signature Tapisserie pattern, making it a true masterpiece of luxury and precision.

  • Condition: Mint Condition
  • Box: Yes, original box included
  • Shipping: Fully insured FedEx Priority Overnight shipping to US addresses included
  • Payment Methods: Wire, cryptocurrency, credit card (+4%)
Posted at
Apr 7, 2025, 8:26 PM
Active
NIB Audemars Piguet Royal Oak Chronograph Rose Gold Green Dial Strap 26240 Full Se

NIB Audemars Piguet Royal Oak Chronograph Rose Gold Green Dial Strap 26240 Full Se

This 41mm Audemars Piguet Royal Oak Chronograph features an in-house automatic movement and a green dial on an 18K rose gold case.

  • Condition: New, unworn (NIB)
  • Case size: 41mm
  • Movement type: Automatic, in-house
Posted at
Apr 7, 2025, 3:20 PM
Active
Audemars PIGUET ROYAL OAK JUMBO ULTRA THIN 15202ST BLUE DIAL 2018 FULL SET

Audemars PIGUET ROYAL OAK JUMBO ULTRA THIN 15202ST BLUE DIAL 2018 FULL SET

A 2018 Audemars Piguet Royal Oak Jumbo Extra-Thin in stainless steel with a blue dial, featuring a 39mm case size.

  • Condition: Excellent Condition
  • Case Size: 39mm
  • Diameter: 39mm
  • Year: 2018
Posted at
Apr 4, 2025, 9:08 PM
Active