A men's Hublot Spirit of Big Bang Chronograph in titanium case with blue alligator leather strap and skeleton dial displaying silver tone hands, index hour markers, minute markers, three sub-dials for seconds, minutes (up to 30), and hours. Features automatic chronograph movement (Calibre HUB4700) with date display between the 4th and 5th digits, sapphire crystal glass, scratch-resistant properties, water resistance up to 100 meters/330 feet, Tonneau case shape.