This is an Audemars Piguet Royal Oak Offshore Chronograph, specifically reference 25940OK in 18ct rose gold.
Key Details
• Model Family: Audemars Piguet Royal Oak Offshore
• Reference: 25940OK
• Material: 18ct rose gold case, paired with a black ceramic bezel and black rubber strap
• Dial: Black Mega Tapisserie dial with Arabic numerals, chronograph sub-dials, and a date window
• Movement: Automatic chronograph movement with central chronograph seconds, 30-minute counter, 12-hour counter, and date display
The background shows a Traditional Chinese-language e-commerce listing interface, where this watch photo is being prepared as a product image.