The APS Audemars Piguet Royal Oak 26240 series is a 41mm stainless steel automatic chronograph watch equipped with the in-house developed Calibre 4401-style integrated movement.
The movement supports flyback chronograph functionality, along with hours, minutes, small seconds, and date display. It operates at a frequency of 28,800 vibrations per hour and offers an approximate power reserve of 70 hours, combining performance stability with mechanical sophistication.
The watch features the iconic octagonal bezel secured by eight hexagonal screws, paired with the signature “Grande Tapisserie” patterned dial, delivering strong visual depth and layered texture.
Its integrated stainless steel bracelet continues the classic design language first introduced in 1972, balancing sporty aesthetics with refined elegance.
The movement architecture is designed around a column-wheel and vertical clutch system, ensuring smooth chronograph operation and precise control.
With a water resistance of 50 meters, this model represents a modern interpretation of luxury sports watch design, combining high-end craftsmanship with contemporary mechanical styling.
This APS edition has undergone multiple comparative refinements to closely align with original specifications, offering a highly consistent visual and structural presentation.




