The Rolex Deepsea D-Blue is a professional dive watch inspired by James Cameron's historic descent to the Mariana Trench. Its striking blue-to-black gradient dial, 44 mm Oystersteel case, and Cerachrom bezel combine iconic design with exceptional durability. Water-resistant to 3,900 metres (12,800 feet) and powered by the Rolex Calibre 3235 automatic movement, it delivers outstanding precision and reliability for both professional divers and collectors.