Brand New Authentic Tudor Black Bay Fifty-Eight. 39mm Round case in stainless steel. Features a black dial with luminous hands and index markers including minute gradations around the bezel. Equipped with a two-tone fabric strap secured by a tang clasp, an automatic chronometer movement (manufacture Calibre MT5402 COSC) offering approximately 70 hours of power reserve. Includes screw-down uni-directional rotating bezel, scratch-resistant sapphire crystal glass, and is water resistant to 200 meters / 660 feet. Comes with a standard Tudor guarantee.