Built for extreme adventure, this rugged Certina DS Action GMT Powermatic 80 is perfect for travellers. We love the GMT function and the tough black and green design. At A Glance  Olive green fabric strap 43mm black coloured stainless steel case with a matte bezel and 200m water resistance Anti-reflective sapphire crystal glass Black dial with luminescent hour markers and GMT display GMT hand Date window at 3 o’clock Powered by a Swiss Made Powermatic 80 automatic movement 80 hours power reserve