The Wristwatch Field Guide

Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI

26420TI.OO.A027CA.01

The Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI is a current-production integrated bracelet watch with a black titanium (grade undisclosed) case, finished with satin-brushed and polished; black ceramic pushers. It measures 43.0 mm across, 14.4 mm thick, and is water resistant to 100 m. Inside is the AP Calibre 4401 automatic (flyback chronograph) movement, with 70 h power reserve. Complications: Chronograph, Date. Brand origin: Switzerland.

Titanium and ceramic integrated bracelet watchesTitaniumBlackDisplay backChronograph
Reference
26420TI.OO.A027CA.01
Type
Integrated bracelet
Price
– · approx $46,000 (editorial)
Case diameter
43.0 mm
Thickness
14.4 mm
Lug-to-lug
Water resistance
100 m
Weight
Origin
Switzerland
Movement
Automatic (flyback chronograph)
Caliber
AP Calibre 4401
Power reserve
70 h
Complications
Chronograph, Date
Material
Titanium
Grade / type
Titanium (grade undisclosed)
Colour
Black
Hardness
Construction
Surface treatment
Satin-brushed and polished; black ceramic pushers
Caseback
Sapphire
Nickel-free
Yes
Bracelet / strap
Blue rubber (interchangeable)
Matching bracelet
Crystal
Sapphire, AR coated
Display back
Yes
Dial
Blue Mega Tapisserie
Lume
Availability
Offered
Status
Current
Medium confidence Verified Jun 2026 Source: Audemars Piguet Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

Is the Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI nickel-free?

Yes. Nothing nickel-bearing touches the skin: a black titanium (grade undisclosed) case with a sapphire caseback, plus a non-steel crown and bracelet and clasp. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What is the case material of the Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI?

The Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI has a black titanium (grade undisclosed) case with a sapphire caseback. It is recorded at medium confidence pending a maker-stated material.

What size is the Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI?

It is 43.0 mm in diameter, 14.4 mm thick, and water resistant to 100 m.

How much does the Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 43mm 26420TI cost, and is it available?

It is current-production; the guide does not list a price for it.

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