The 2021 Rolex GMT-Master II 126710BLNR “Batman” blends iconic design with practical world-time functionality — featuring the distinctive blue-and-black Cerachrom bezel and a 40 mm Oystersteel case. Powered by the Calibre 3285 automatic movement with around 70 hours of power reserve, it offers precise timekeeping and dual-time capability, perfect for frequent travellers. The Jubilee bracelet adds comfort and a refined look, making this model a timeless yet practical GMT classic.