The Rolex Deepsea Challenge (Reference 126067-0001) is a professional-grade diving watch engineered to withstand depths up to 11,000 meters (36,090 feet). Its 50mm Oyster case and bracelet are crafted from RLX titanium, a lightweight and corrosion-resistant alloy. The unidirectional rotatable bezel features a black Cerachrom insert, and the intense black dial is equipped with Chromalight hour markers and hands for enhanced legibility in low-light conditions. Powered by the self-winding Caliber 3230 movement, it offers a power reserve of approximately 70 hours. The watch is also equipped with a helium escape valve and the Ringlock system, ensuring waterproofness at extreme depths.