Ordered in 1915 but not earlier launched as 27 July 1922 at the Sociedad Espanola de Construccion Naval at Ferrol due to lacking material caused by the First World War, commissioned in March 1925 and wrecked 1 July 1932. Of the Blas de Lezo-class with as sister ship the Mendez Nunez. Displacement was 4.780 long tons or 4.860 tons standard and 3.856 long tons or 3.918 tons full load with as dimensions 462 x 46 x 14'4". The Parsons type geared turbines and 12 Yarrow boilers supplied 45.000 hp allowing a speed of 29 knots. With a speed of 13 knots she had a range of 5.000 nautical miles. The crew numbered 320 men. The armament consisted of 6x6" guns, 4-47mm guns and 4x3-21" torpedo tubes placed above the waterline. The armour consisted of a 2-3" belt, a 1"deck and the conning tower had 6" armour.