Audemars Piguet 26003 (Pre-owned - Excellent) — USD 50,000 on eBay

The Audemars Piguet Royal Oak Offshore Tourbillon Chronograph reference 26003 represents a high-complication variant within the Royal Oak Offshore collection. This reference combines tourbillon and chronograph functions in a skeletonized format, positioning it among the brand's most technically complex offerings. The watch features a 44mm case crafted from 18k rose gold with a fixed octagonal bezel and sapphire crystal. Water resistance is rated to 100 meters. The manual-winding caliber 2933 movement provides a 72-hour power reserve. The skeletonized dial construction allows visibility of the internal mechanisms. A rubber strap completes the configuration. Produced from 2005 to 2012, reference 26003 appeals to collectors seeking high complications in precious metal construction. The combination of tourbillon and chronograph functions, presented in the distinctive 44mm Royal Oak Offshore case format, targets enthusiasts focused on technical complexity and substantial wrist presence. The seven-year production run establishes this reference within the brand's limited high-complication offerings from this period.