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Audemars Piguet Royal Oak Offshore Chronograph 44 mm 26400IO.OO.A004CA.02 Titanium Grey

Audemars Piguet Royal Oak Offshore Chronograph 44 mm 26400IO.OO.A004CA.02 Titanium Grey Audemars Piguet Royal Oak Offshore Chronograph 44…

Reference 26400IO.OO.A004CA.02

Full watch configuration

Audemars Piguet Royal Oak Offshore Chronograph 44 mm 26400IO.OO.A004CA.02 Titanium Grey

$32,980.00 $36,200.00
Requested condition
Pre-Owned
Requested accessories
Full Set

By Audemars Piguet

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

Audemars Piguet Royal Oak Offshore Chronograph 44 mm 26400IO.OO.A004CA.02 Titanium Grey

Audemars Piguet Royal Oak Offshore Chronograph 44 mm 26400IO.OO.A004CA.02 Titanium Grey

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Audemars Piguet Royal Oak Offshore Chronograph 44 mm 26400IO.OO.A004CA.02 Titanium Grey

Catalogue watch price: $32,980.00 USD

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The Audemars Piguet Royal Oak Offshore Chronograph reference 26400IO.OO.A004CA.02 is a certified authentic used 44mm titanium-cased sport chronograph featuring a striking grey dial, black ceramic bezel, and black rubber strap. This bold, oversized configuration represents the Royal Oak Offshore at its most assertive — a watch engineered for wearers who demand both horological performance and unmistakable presence.

Reference 26400IO.OO.A004CA.02 stands out for its combination of lightweight titanium construction, scratch-resistant ceramic bezel, and a grey dial that commands attention in any setting. If you are looking to buy this Royal Oak Offshore Chronograph online, contact the specialists at Bizak & Co. for details on condition, pricing, and availability.

Compare it across every Royal Oak Offshore Chronograph reference we carry, or browse the full Audemars Piguet collection at Bizak & Co.

Buy this Royal Oak Offshore Chronograph, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The Audemars Piguet Royal Oak Offshore Chronograph is one of the most recognizable luxury sport watches ever created, tracing its lineage to the original Royal Oak Offshore introduced in 1993 as a bold, oversized evolution of Gerald Genta's iconic 1972 Royal Oak. Where the classic Royal Oak defined integrated-bracelet luxury sport watchmaking, the Offshore pushed every dimension further — a larger case, more aggressive lines, and an unmistakably powerful aesthetic that earned it the nickname "The Beast" among collectors. Reference 26400IO.OO.A004CA.02 represents a particularly compelling expression of this legacy, bringing together advanced materials and refined execution in a watch that is equally at home on the racetrack and in the boardroom.

At 44mm in diameter, the case of this Royal Oak Offshore Chronograph is crafted in titanium — a material prized in haute horlogerie for its exceptional strength-to-weight ratio and its ability to make a large watch wear surprisingly lightly on the wrist. Titanium's naturally matte, cool-toned surface complements the grey dial beautifully, creating a monochromatic palette that reads as both technical and sophisticated. The oversized octagonal bezel, rendered in black ceramic, adds depth and contrast while providing outstanding scratch resistance that preserves the watch's appearance through years of active use.

The grey dial is a hallmark of the Offshore's design language — textured and layered in the tradition of the Royal Oak family's "Grande Tapisserie" motif, with sub-dials for the chronograph functions set in careful opposition to the main timekeeping display. Applied hour markers and skeletonized hands are finished to Audemars Piguet's exacting standards, delivering legibility without sacrificing elegance. The rubber strap continues the sporting theme, pairing functionally and aesthetically with the titanium and ceramic elements while ensuring comfortable wear in a wide variety of conditions.

Powering this reference is an automatic movement — Audemars Piguet's tradition of in-house manufacture means the Royal Oak Offshore Chronograph family has long relied on movements built to the highest standards of Swiss watchmaking, combining chronograph functionality with the reliability and refinement expected at this tier of the market. The automatic winding mechanism means the watch sustains itself through the natural motion of the wearer's wrist, requiring no battery and rewarding regular wear.

On the wrist, the Royal Oak Offshore Chronograph 26400IO.OO.A004CA.02 makes an unambiguous statement. The 44mm titanium case wears with confidence without the heaviness that a steel watch of equivalent dimensions would impose, making it a genuine daily companion for those who appreciate bold proportions. The combination of ceramic bezel, titanium case, grey dial, and rubber strap creates a cohesive, sporty, yet undeniably luxurious package that has made this reference highly sought after in the pre-owned market.

At Bizak & Co., every watch offered for sale undergoes a rigorous authenticity verification process, and this Royal Oak Offshore Chronograph is certified authentic. Buying a pre-owned Audemars Piguet from Bizak & Co. gives you access to a specialist team that understands the nuances of the Royal Oak Offshore family — from reference variations to condition assessment — ensuring you invest with confidence. Contact us today to inquire about this reference 26400IO.OO.A004CA.02 and make it yours.

Technical Details
Reference
26400IO.OO.A004CA.02
Model
Royal Oak Offshore Chronograph
Movement
Automatic
Case material
Titanium
Bracelet material
Rubber
Dial
Grey
Case size
44mm
Requested condition
Pre-Owned
Requested accessories
Full Set
FAQ

1. What makes the Audemars Piguet Royal Oak Offshore Chronograph 26400IO.OO.A004CA.02 special?
This reference combines a 44mm titanium case with a black ceramic bezel and grey dial — a material pairing that delivers exceptional lightness, scratch resistance, and visual sophistication. It represents one of the most technically advanced and aesthetically compelling configurations in the Royal Oak Offshore Chronograph lineup.

2. What movement powers the Royal Oak Offshore Chronograph 26400IO.OO.A004CA.02?
This watch is equipped with an automatic movement, in keeping with the Royal Oak Offshore Chronograph family's tradition of self-winding mechanical excellence. The automatic caliber winds itself through the motion of the wearer's wrist, providing reliable chronograph performance without requiring a battery.

3. What is the case size of the Audemars Piguet Royal Oak Offshore Chronograph ref. 26400IO.OO.A004CA.02?
The case measures 44mm in diameter and is crafted from lightweight titanium, making this a bold, oversized watch that wears more comfortably than its dimensions might suggest. The titanium construction significantly reduces overall weight compared to a stainless steel or gold case of equivalent size.

4. Is the Royal Oak Offshore Chronograph 26400IO.OO.A004CA.02 suitable for everyday wear?
Yes — the titanium case, ceramic bezel, and rubber strap are all materials chosen for durability and practicality in active, daily use. The Royal Oak Offshore was conceived as a luxury sport watch designed to accompany wearers through demanding environments as well as formal occasions.

5. What are the dial and bezel materials on reference 26400IO.OO.A004CA.02?
The dial is grey, finished in the layered style characteristic of the Royal Oak family, while the octagonal bezel is crafted from black ceramic — a material that is highly resistant to scratching and maintains its dark, polished appearance over time. Together they create a striking monochromatic contrast with the titanium case.

6. How can I buy the Audemars Piguet Royal Oak Offshore Chronograph 26400IO.OO.A004CA.02 from Bizak & Co.?
You can inquire about this certified authentic used Royal Oak Offshore Chronograph directly through bizakandco.com or by contacting our specialist team. Bizak & Co. will provide full condition details and guide you through a secure purchase process for this highly desirable reference.

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90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

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U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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