This replica Royal-Oak-Offshore 42mm carries the 26470ST.OO.A801CR.01 reference, placing it in the chronograph segment of AP’s most robust sports watch family. The 42mm stainless steel case maintains the octagonal bezel with eight signature hexagonal screws, but the chronograph pushers and subdials give it a busier dial layout than the time-only Offshore models. Paired with a leather strap rather than the more common rubber option, this version leans slightly dressier while keeping the oversized proportions that define the Offshore identity.

Build Details

• Case diameter: 42mm
• Case material: stainless steel
• Bezel: octagonal with eight hexagonal screws
• Crystal: sapphire with anti-reflective coating
• Strap: leather with pin buckle
• Movement: automatic chronograph
• Functions: hours, minutes, seconds, chronograph, date

The 26470ST reference introduced a slightly smaller case compared to earlier 44mm Offshore chronographs. That 2mm reduction sounds minor, but it changes the way the watch sits on medium-sized wrists, pulling it closer to a daily-wear chronograph than a statement piece.

What Collectors Notice

Offshore chronograph references attract attention for their pusher guards and the recessed subdial layout. On this 26470ST the leather strap softens the overall look, making it one of the more versatile Offshore configurations. The chronograph counters sit at 12 and 6, with a running seconds subdial at 9. Compare this layout against the 44mm Forest Green version to see how the larger case changes wrist presence. Both sit within the Offshore lineup, but they target different wear scenarios.

This vs Other Versions

The 42mm chronograph Offshore occupies a middle ground between the compact 37mm Royal Oak and the oversized 44mm Offshore diver. It works with both casual and smart-casual outfits without the wrist fatigue that larger references can cause during extended wear. Stainless steel keeps the weight manageable while maintaining the brushed-and-polished finishing that defines every Audemars Piguet sports piece. If you want chronograph functionality in a wearable size, this replica Royal-Oak-Offshore 42mm delivers exactly that combination.