Regatta Precision The Yacht-Master II is a professional regatta chronograph, designed for elite sailors and yachting enthusiasts. Its programmable countdown and bold design reflect Rolexs deep connection to the world of competitive sailing. Technical Mastery This reference 116681 features a 44mm case in Oystersteel and Everose gold, paired with a white dial and blue Cerachrom bezel. Driven by the calibre 4160 automatic movement, it offers a power reserve of approximately 72 hours. The Oyster bracelet is equipped with an Easylink extension and Oysterlock clasp, delivering both security and comfort on and off the water.