Explore the depths with the Rolex Sea-Dweller Deepsea Yellow Gold Blue Dial 44mm ref. 136668LB-0001. This remarkable dive watch combines luxury and functionality, featuring an 18 kt yellow gold case and a striking blue lacquer dial. Designed for serious divers, the unidirectional rotatable bezel is crafted from blue ceramic and allows for precise monitoring of dive times, illuminated by a luminescent marker for visibility in low light. The blue dial showcases large Chromalight hour markers and hands, ensuring excellent legibility underwater. With a water resistance of up to 3,900 meters, this watch is built to withstand the most extreme conditions. Powered by the self-winding Calibre 3235 movement with a 70-hour power reserve, the Sea-Dweller is equipped with a robust Oyster bracelet featuring an Oysterlock clasp and Glidelock extension for comfort over a diving suit. This watch stands as a testament to Rolex's commitment to excellence and innovation.