Omega Speedmaster Moonwatch Anniversary Limited Series Speedy Tuesday Ultraman 3188.8.131.52.01.001 men’s watch. Features a polished with brushed stainless steel case and black and orange fabric nato strap. Includes additional black leather strap with orange stitching. Fixed black aluminum bezel with tachymeter scale. Chronograph with large orange central chronograph seconds hand, 30 minute counter sub-dial at 3 o’clock and 12 hour counter sub-dial at 6 o’clock. Small seconds sub-dial at 9 o’clock. Powered by the Omega Caliber 1861 manual winding movement which boasts a 48 hour power reserve. A hesalite crystal protects the dial. The case is round and 42mm in diameter. Push and pull crown. Stainless steel tang buckle. Water resistant to 50 meters / 165 feet. Functions: hours, minutes, small seconds, chronograph, tachymeter. Sport watch style. Swiss made.