This Rolex Sea-Dweller ref. 136660 (2023) is built for the extremes, with a massive 44mm stainless steel case, black Cerachrom bezel, and a bold black dial engineered for maximum legibility. Driven by the Caliber 3235 automatic movement and secured by the rugged Oyster bracelet, it delivers uncompromising reliability and water resistance to an incredible 3,900 meters. A modern tool watch forged with unmistakable Rolex strength.