This is a Rolex GMT-Master II, reference 126710GRNR, nicknamed the "Grey-Black" or "Batman" variant on the Oysterflex strap.
Key Details
• Model Family: Rolex GMT-Master II
• Reference: 126710GRNR
• Material: Oystersteel case, paired with a black Oysterflex rubber bracelet
• Bezel: Bi-colour grey/black Cerachrom ceramic 24-hour rotating bezel
• Dial: Black dial with luminous hour markers, date window at 3 o'clock
• Movement: Manufacture Calibre 3285 automatic movement, with a 70-hour power reserve
• Water Resistance: 100m / 330ft
