The Rolex Sea-Dweller M136660-0005 is the ultimate timepiece for those who demand the best in both performance and durability. Crafted in stainless steel, this 43mm watch is engineered to withstand extreme conditions, offering an impressive 1,220-meter (4,000 feet) water-resistance—making it one of the most capable dive watches in the world. The robust, scratch-resistant Cerachrom bezel, along with a black dial featuring oversized luminescent markers, ensures maximum legibility even in the deepest depths. Powered by the reliable Rolex Caliber 3235, this watch offers exceptional precision, a 70-hour power reserve, and a smooth operation. The Oyster bracelet with the Glidelock extension system ensures a secure and comfortable fit, making the M136660-0005 an ideal companion for both professional divers and watch enthusiasts alike.