Overview
The Audemars Piguet Royal Oak Chronograph 26331ST.OO.1220ST.02 brings together the architectural design of the Royal Oak, the practical appeal of a chronograph and the finishing standards associated with one of Switzerland’s most respected independent watchmakers. Presented in stainless steel, it has the unmistakable octagonal profile, integrated bracelet and richly textured black dial that have made the Royal Oak one of modern watchmaking’s defining designs.
At 41mm, this is a confident contemporary sports watch with a strong wrist presence, yet its balanced proportions and integrated construction give it a refined, cohesive appearance. The chronograph layout adds visual energy without disturbing the clarity of the dial, while the date display provides useful everyday functionality. Priced at £37,500, this example will appeal to collectors seeking a substantial, recognisable and versatile Audemars Piguet chronograph.
For collectors comparing the wider range of Audemars Piguet watches, the Royal Oak Chronograph occupies a particularly compelling position. It combines the design language of the original luxury sports watch with the added complexity and utility of a chronograph, making it equally at home in a considered collection or as a daily statement piece.
Brand and reference history
Audemars Piguet was founded in 1875 in Le Brassus, in Switzerland’s Vallée de Joux, a region synonymous with advanced mechanical watchmaking. From the beginning, the manufacture developed a reputation for complicated movements, ambitious construction and hand-finishing. That heritage remains central to the brand, but Audemars Piguet is equally recognised for challenging traditional ideas about what a luxury watch should look like.
The Royal Oak was the decisive expression of that philosophy. Introduced in 1972 and designed by Gérald Genta, it presented stainless steel as a luxury material through precise finishing, an integrated bracelet and an assertive octagonal bezel. The design was unconventional at launch, but its proportions, craftsmanship and visual identity established a new category of high-end sports watch. The Audemars Piguet Royal Oak remains one of the most influential watch designs ever produced.
Reference 26331ST.OO.1220ST.02 belongs to the modern Royal Oak Chronograph family. Its 41mm case gives the design a contemporary scale, while the stainless-steel construction preserves the practical, athletic character associated with the collection. The reference combines the familiar Royal Oak geometry with a black Grande Tapisserie dial, contrasting chronograph registers and the integrated steel bracelet that completes its unmistakable silhouette.
Dial, hands and design detail
The black dial is defined by Audemars Piguet’s Grande Tapisserie pattern, a repeating geometric texture that catches and reflects light as the watch moves. Rather than functioning as simple decoration, the pattern gives the dial depth and reinforces the angular character of the case and bezel. Its dark surface also provides a controlled backdrop for the applied markers, hands and chronograph indications.
Three black chronograph sub-dials are positioned at 3, 6 and 9 o’clock. Their arrangement creates the familiar tri-compax balance associated with mechanical chronographs, while the contrasting detailing allows the elapsed-time displays to be read without overwhelming the main time display. The date aperture sits between 4 and 5 o’clock, integrated into the composition in a way that preserves the visual symmetry of the central dial area.
Applied white-gold hour-markers and Royal Oak hands provide a crisp contrast against the black ground. Their luminescent coating supports legibility in lower-light conditions, while the distinctive hand shapes remain immediately recognisable as part of the Royal Oak design language. The result is a dial that feels both technical and luxurious: richly finished, highly structured and sufficiently legible for everyday use.
The chronograph specification makes this watch an especially attractive choice for anyone exploring chronograph watches. It offers the visual interest of multiple registers and the mechanical character expected from a serious Swiss sports chronograph, while retaining the restrained, integrated aesthetic that distinguishes the Royal Oak from more conventional designs.
Case, bracelet and wearability
The 41mm stainless-steel case is instantly identifiable through its octagonal bezel and eight hexagonal screws. These details are not applied merely as styling cues; they define the Royal Oak’s identity and create a strong sense of engineered precision. The bezel’s flat planes and alternating polished and brushed surfaces allow the case to play with light, giving the watch presence without relying on precious metal or excessive ornament.
Stainless steel is central to the Royal Oak’s appeal. Audemars Piguet treats the material as a luxury surface, with careful transitions between satin-brushed and polished areas. This finishing is particularly effective on the bezel, case edges and bracelet links, where it emphasises the watch’s layered construction. The result is sporty in material and attitude, but unmistakably high-end in execution.
The integrated stainless-steel bracelet is one of the most important elements of the design. It flows directly from the case rather than appearing as a separate component, creating a continuous line around the wrist. Its articulated links allow the bracelet to follow the wrist naturally, while the combination of brushed and polished surfaces echoes the case finishing. Together, the bracelet and case give the watch a coherent, sculptural quality.
Although the watch has a confident profile, its design is more versatile than the 41mm diameter alone might suggest. The absence of conventional lugs helps the case sit closely to the wrist, and the integrated bracelet distributes the visual and physical weight across a broad surface. It can therefore be worn with relaxed tailoring, business attire or contemporary casual clothing without losing its identity.
Movement and technical specification
At the heart of this Royal Oak Chronograph is a Swiss mechanical chronograph movement, selected to provide the combination of timekeeping, elapsed-time measurement and date functionality expected from the reference. A mechanical chronograph uses a dedicated mechanism to start, stop and reset the timing function, adding a layer of technical complexity beyond a standard hours-and-minutes movement.
The chronograph registers at 3, 6 and 9 o’clock support the measurement of elapsed intervals and create the balanced tri-compax dial arrangement. The date display between 4 and 5 o’clock adds practical value for regular wear, while the automatic architecture is designed to use the motion of the wrist to maintain the movement’s energy during normal use. As with any mechanical watch, consistent operation depends on appropriate care and servicing.
The principal specifications supplied for this watch include a 41mm stainless-steel case, a black Grande Tapisserie dial, black chronograph sub-dials, applied white-gold hour-markers, luminescent Royal Oak hands, a date display and an integrated stainless-steel bracelet. The octagonal bezel is secured by eight hexagonal screws, a signature construction detail that contributes to both the visual character and the recognisable identity of the Royal Oak.
It is important to distinguish the technical function of a chronograph from a simple decorative sub-dial display. Here, the three registers are part of a purposeful timing layout, giving the watch a more instrument-like character while the finishing and materials place it firmly within the luxury sector. This balance between utility and refinement is a central reason the Royal Oak Chronograph remains so enduringly desirable.
Sizing and how it wears
A 41mm diameter gives this Royal Oak Chronograph a modern, substantial presence. On the wrist, the broad octagonal bezel and integrated bracelet make the watch appear particularly cohesive, as there is no visual break between case and strap. The dial is large enough to display the chronograph information clearly, while the black colourway prevents the overall effect from becoming unnecessarily loud.
The wearing experience is influenced as much by the bracelet architecture as by the case measurement. Integrated links extend the watch’s footprint across the wrist and help it feel stable during movement. The articulated construction allows the bracelet to conform naturally, although the overall design remains deliberately assertive. Those who prefer understated, compact watches may find the 41mm Royal Oak distinctive; those seeking a contemporary sports watch will appreciate its confidence.
On smaller wrists, the watch can still work effectively if the bracelet is correctly sized, but its presence should be regarded as part of the appeal rather than something to minimise. On medium and larger wrists, the proportions tend to feel especially natural. The black dial also gives the watch a slightly more restrained visual character than brighter or more elaborate Royal Oak variants, making it adaptable across a wide range of settings.
Collectability and market value
The Royal Oak is a foundational design within modern luxury watch collecting, and chronograph versions add another layer of appeal through their movement complexity and more dynamic dial layout. The 26331ST.OO.1220ST.02 is particularly recognisable for its 41mm stainless-steel case, black Grande Tapisserie dial and integrated steel bracelet. These elements place it firmly within the core aesthetic of the collection while giving it the practicality of a daily-wear complication.
At £37,500, the watch sits within the high-value segment of the pre-owned luxury sports-watch market. Its desirability is supported by the strength of the Audemars Piguet name, the enduring relevance of the Royal Oak design and the broad appeal of a steel chronograph. Market value can vary according to condition, completeness, service history, documentation and current demand, so each individual watch should be assessed on its own merits rather than by reference alone.
Collectors often value examples that preserve the crisp geometry of the bezel, the quality of the bracelet finishing and the clarity of the dial. On a Royal Oak, these details are especially important because the design depends on precise surface transitions and sharp case architecture. A well-presented example can therefore offer both immediate wrist appeal and a strong place within a broader collection of significant Swiss sports watches.
Authenticity, condition and servicing
Authenticity is fundamental when buying a pre-owned Audemars Piguet. The watch should be assessed as a complete object, including its case geometry, bezel construction, screw details, dial printing, hands, chronograph layout, bracelet, clasp and movement. Particular attention is required with Royal Oak models because the design’s precision is central to its character and replacement or refinished components can materially affect both appearance and value.
Condition should be considered in context. Light signs of wear can be consistent with careful ownership, while over-polishing may soften the edges and alter the transitions that give the case its definition. The bracelet should be examined for stretch, clasp condition and the quality of its links, and the dial, hands and luminous material should be checked for consistency. Any assessment should be based on the actual watch supplied rather than assumptions about a reference.
Mechanical watches benefit from appropriate professional maintenance, but service requirements depend on age, usage, performance and previous servicing. A chronograph contains additional components compared with a simple time-only movement, so servicing should be entrusted to suitably qualified specialists. Buyers should also observe sensible precautions in daily use, including avoiding unnecessary shocks, protecting the watch from magnetic fields and following any stated water-resistance guidance.
We do not infer a service history, guarantee or provenance unless it has been specifically provided and documented. Where information is available, it should be reviewed as part of the purchase decision. If documentation or technical details are important to you, our team can clarify the information held for this particular example before the transaction is completed.
Buying this watch from us
This Audemars Piguet Royal Oak Chronograph is offered at £37,500. It represents an opportunity to acquire one of the most recognisable luxury sports-watch designs in a versatile stainless-steel configuration, with a black Grande Tapisserie dial, tri-compax chronograph display and integrated bracelet. The combination is sophisticated enough for formal settings and robust in spirit for regular wear.
Our product information is based on the details available for this specific watch. We aim to describe the design, configuration and buying considerations clearly, without presenting unverified serial numbers, service records, guarantees or provenance as fact. If you would like clarification about the watch’s condition, accessories, documentation or servicing, please contact us before purchase so that the relevant information can be confirmed.
For many collectors, the attraction is immediate: the octagonal bezel, eight hexagonal screws, black textured dial and flowing steel bracelet create a silhouette that is identifiable across a room. For more experienced buyers, the appeal lies in the detail—the case finishing, applied white-gold markers, practical date display and mechanical chronograph architecture. It is a watch with both instant recognition and lasting depth.
A considered purchase should always include a close review of fit, condition and ownership requirements. The 41mm case offers a strong modern presence, while the integrated bracelet gives the watch a distinctive wearing profile. If those proportions suit your wrist and your collection, this reference offers a compelling expression of Audemars Piguet’s approach to high-end sports watchmaking.
Frequently asked questions
What is the reference of this Audemars Piguet Royal Oak Chronograph?
This watch is reference 26331ST.OO.1220ST.02. The supplied details identify it as a 41mm stainless-steel Royal Oak Chronograph with a black Grande Tapisserie dial and integrated stainless-steel bracelet.
What size is the case?
The case measures 41mm in diameter. Its integrated bracelet and short, architectural case design influence how it wears, giving it a cohesive and substantial presence on the wrist.
What colour is the dial?
The dial is black and features Audemars Piguet’s Grande Tapisserie pattern. It is complemented by black chronograph sub-dials, applied white-gold hour-markers and luminescent Royal Oak hands.
Where is the date display?
The date window is positioned between 4 and 5 o’clock. Its placement keeps the central dial balanced while adding useful everyday functionality.
What type of bracelet does the watch have?
It is fitted with an integrated stainless-steel bracelet designed specifically for the Royal Oak case. The bracelet continues the watch’s combination of brushed and polished surfaces and follows the wrist through its articulated links.
What is the price?
The listed price is £37,500. Condition, documentation, servicing and included accessories can all be relevant when assessing the overall value of a pre-owned luxury watch, so please contact us if you require further information about this particular example.




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