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

Current Listings

2016 Audemars Piguet Royal Oak Offshore Rose Gold Black Ceramic 26401.RO.OO.A002.CA.01 - Box/Papers

Audemars Piguet - 26401.RO.OO.A002.CA.01 · $32,999

This is a 44mm Royal Oak Offshore masterpiece by Audemars Piguet, featuring a high-polished ceramic bezel and a beautiful mega tapisserie dial.

Condition: Excellent preowned condition
Case Size: 44mm diameter
Water Resistance: 100M depth rating
Year: 2016

Posted at

Mar 17, 2026, 11:20 PM

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Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 26238CD.OO.1300CD.01 Complete Set

Audemars Piguet - 26238CD.OO.1300CD.01 · $120,995

This Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 features a bold design with a blue ceramic case, 42mm diameter, and a flyback chronograph movement with a 70-hour reserve. It is one of the hardest pieces to secure due to its rarity and craftsmanship.

Condition: Like new
Movement: Mechanical (Automatic), Calibre 4404
Case Size: 42 mm diameter
Case Thickness: 15.3 mm thickness

Posted at

Mar 17, 2026, 8:46 AM

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Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01

Audemars Piguet - 26405NR.OO.A002CA.01 · $42,495

This 44mm rose gold and black ceramic Audemars Piguet Royal Oak Offshore Selfwinding Chronograph features a smoked grey dial with a sapphire crystal and a rubber bracelet.

Condition: Like new
Case Size: 44mm
Case Material: Ceramic
Bezel Material: 18k Rose Gold

Posted at

Mar 17, 2026, 8:43 AM

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Audemars Piguet Royal Oak Chronograph Yellow Gold Green Dial 41mm 26331BA.OO.1220BA.02

Audemars Piguet - 26331BA.OO.1220BA.02 · $195,000

This stunning Audemars Piguet Royal Oak Chronograph features a yellow gold case with a rich green dial, one of only 125 pieces ever made.

Condition: like new
Limited edition: one of only 125 pieces ever made
Case size: 41mm diameter
Case thickness: 11mm

Posted at

Mar 17, 2026, 8:40 AM

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1995 Audemars Piguet Royal Oak 120th Anniversary LE ref. 56975ST w/ Box & Extract

Audemars Piguet - 56975ST · $22,300

A 1995 Audemars Piguet Royal Oak 120th Anniversary Limited Edition in stainless steel with a blue dial and quartz movement.

Condition: Minimal wear, overall very clean
Case Material: Stainless steel
Diameter: 33mm diameter
Lug Width: 23.5mm lug width

Posted at

Mar 15, 2026, 2:56 PM

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Audemars Piguet Royal Oak Offshore – 25721TI.OO.1000TI.06 – Titanium “Beast” – Full Set Box & Papers – Good Condition

Audemars Piguet - 25721TI.OO.1000TI.06 · $24,500

An Audemars Piguet Royal Oak Offshore Ref. 25721TI.OO.1000TI.06, the titanium version of the iconic Offshore 'Beast', delivering early Offshore design with a lightweight and wearable titanium case.

Condition: good condition
Case material: titanium
Bracelet type: titanium
Movement type: AP automatic chronograph movement

Posted at

Mar 14, 2026, 9:48 AM

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Audemars Piguet Royal Oak 41mm Blue Dial Ref:15400ST 🔥Preowned 2015, 40k🔥

Audemars Piguet - 15400ST.OO.1220ST.03 · $40,000

The listing is for an Audemars Piguet Royal Oak with a 41mm blue dial, reference number 15400ST.OO.1220ST.03, in preowned condition.

Condition: Preowned
Shipping-costs: $85 for US States
Payment-options: Wire or Credit Card (+4.9%)
Retailer-type: Full Time & Licensed Second Hand Watch Dealer

Posted at

Mar 14, 2026, 12:32 AM

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Audemars Piguet Royal Oak Offshore Panda 26170ST

Audemars Piguet - 26170ST.OO.D101CR.02 · $17,000

This iconic Audemars Piguet Royal Oak Offshore Panda perfectly captures the bold spirit that made the Royal Oak Offshore legendary. The 42mm stainless steel case is surprisingly easy to wear but delivers unmistakable wrist presence.

Condition: Pre-owned with signs of wear (scratches, scuffs, dents)
Case material: stainless steel
Diameter: 42mm
Movement: Caliber 3126/3840 automatic chronograph

Posted at

Mar 13, 2026, 3:03 PM

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Audemars Piguet Royal Oak Offshore “Volcano” 26170ST

Audemars Piguet - 26170ST

Posted at

Mar 13, 2026, 1:56 PM

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