Dual Time Precision The GMT-Master II is built for those who move between time zones. With its independent hour hand and robust construction, it remains a favourite among travellers and professionals alike. The Traveller's Companion This reference 116710BLNR features a 40mm Oystersteel case, black dial, and a rotatable 24-hour Cerachrom bezel in black and blue. Powered by the calibre 3186 automatic movement, it offers a 48-hour power reserve and precise time zone adjustment. The Oyster bracelet includes an Easylink extension and Oysterlock clasp, delivering modern styling and practical functionality in a 2016 model.