Tank Américaine watch, large model, automatic mechanical movement. Steel case, octagonal crown adorned with a blue synthetic spinel, silver dial, blued steel sword-shaped hands, semi-matte navy blue alligator strap, interchangeable deployant buckle. Case size: 45.10 mm x 26.60 mm, thickness: 9.81 mm. Waterproof up to 3 bar (~30 meters). Features: