The Audemars Piguet Royal Oak Concept Tourbillon Carbon & Ceramic Skeleton Dial 44mm Ref. 26265FO.OO.D002CR.01 brings technical innovation and architectural design to the forefront of high watchmaking. This 44mm model features a case crafted from forged carbon, with a ceramic bezel and a titanium caseback for enhanced durability. The transparent skeleton dial exposes the manual-winding Calibre AP 2895, offering a remarkable 237-hour power reserve. Luminescent index markers and hands ensure readability, while the tourbillon and chronograph functions add complexity and precision. The black strap is matched with a secure folding clasp, providing a comfortable fit for daily wear or collection display. Notable highlights include the use of forged carbon for both the case and movement components, an industry first at launch, along with the striking openworked architecture. The Royal Oak Concept Tourbillon stands out for its advanced materials, extended power reserve, and technical features, appealing to collectors seeking innovation and performance.