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

2025 Audemars Piguet Royal Oak “Jumbo” Extra-Thin 16202ST — Brand New Condition, Box & Papers

Audemars Piguet - 16202ST · $90,000

The Audemars Piguet Royal Oak 'Jumbo' Extra-Thin is a pure expression of the Royal Oak legacy, featuring a blue 'Petite Tapisserie' dial and ultra-slim stainless steel case.

Condition: Brand new condition
Case diameter: 39mm
Lug to lug length: 48.6mm
Thickness: 8.1mm

Posted at

Jan 21, 2026, 8:12 AM

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2024 Audemars Piguet Royal Oak Chronograph 26240CE — Brand New Condition, Box & Papers

Audemars Piguet - 26240CE · $115,000

The Audemars Piguet Royal Oak Chronograph showcases the iconic Royal Oak design in full black ceramic, featuring a Grande Tapisserie dial and in-house flyback chronograph movement.

Condition: Brand new condition
Case size: 41mm diameter
Dimensions: 51.4mm lug to lug, 12.4mm thick

Posted at

Jan 21, 2026, 8:02 AM

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Audemars Piguet Royal Oak Automatic 41mm Blue 15510ST.OO.1320ST.01 LNIB

Audemars Piguet - 15510ST.OO.1320ST.01 · $54,500

A pristine condition Audemars Piguet Royal Oak with a blue stainless steel dial, delivered with all original packaging and warranty.

Condition: Like new in box (LNIB)
Case size: 41mm
Water resistance: 30m

Posted at

Jan 20, 2026, 6:07 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 · $123,995

This Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 features a bold design, blue 'Méga Tapisserie' dial, and full ceramic build, making it a statement piece with classic power. The watch is powered by an in-house flyback chronograph movement with a 70-hour reserve.

Condition: like new
Case size: 42 mm diameter
Water resistance: 100 m (10 ATM)
Power reserve: 70 hours

Posted at

Jan 20, 2026, 8:05 AM

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Audemars Piguet Royal Oak Offshore 26170ST.OO.D091CR.01

Audemars Piguet - 26170ST.OO.D091CR.01 · $18,699

A classic Royal Oak Offshore reference with a 42mm stainless steel case and iconic octagonal bezel. The watch features an automatic chronograph movement, date display at 3 o'clock, and comes complete with the original box and papers.

Condition: Excellent, light signs of careful wear
Case size: 42mm diameter
Movement type: Automatic chronograph

Posted at

Jan 17, 2026, 8:23 PM

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[US] Audemars Piguet Royal Oak Chronograph 39mm Panda Silver Dial - AP 26300ST Full Set

Audemars Piguet - 26300ST

Audemars Piguet Royal Oak Chronograph with a 39mm panda silver dial.

Condition: Full Set
Diameter: 39mm

Posted at

Jan 16, 2026, 4:55 PM

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AP Royal Oak Offshore Box & Papers Great Condition 26420TI.OO.A027CA.01

Audemars Piguet - 26420TI.OO.A027CA.01 · $27,900

This is the stunning Titanium 43mm model with the blue dial and matching rubber strap — lightweight, sporty, and incredibly comfortable on the wrist.

Condition: Excellent overall
Case material: Titanium
Diameter: 43mm
Straps included: Blue rubber strap

Posted at

Jan 16, 2026, 3:49 PM

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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 · $47,495

This is a strong and beautiful rose gold and black ceramic Audemars Piguet Royal Oak Offshore Selfwinding Chronograph with a 44mm case size, smoked grey dial, and features like chronograph and date.

Condition: like new
Case size: 44mm diameter
Water resistance: 100m (10ATM) depth rating
Movement caliber: 3126/3840

Posted at

Jan 16, 2026, 8:10 AM

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1988 Seiko Quartz Chronograph “Royal Oak” Ref. 7A38-7280 | $305

Seiko - 7A38-7280 · $305

The watch is a two-tone, angular, Royal Oak-inspired chrono powered by one of the best quartz movements ever made. It has a slim, sharp design that's more refined than most people would expect from a Seiko. The 7A38-7280 is pure 80s Seiko flex with real horology behind it.

Condition: Good condition for its age with some markings on the case and bracelet, mineral crystal in good shape
Case Size: 37.3 x 41.5mm
Movement Type: quartz
Jewels: 15

Posted at

Jan 15, 2026, 5:15 PM

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