Of the Pisa-class with as sister ship the Pisa and the Greek cruiser Georgios Averof. Laid down at the Odero, Sestri Ponente, Italy, Italy on 24 July 1905, launched on 5 May 1908, completed on 1 September 1909 and sunk by the Austrian submarine U-26 (the Austria-flagged German submarine UB-14) on a distance of around 20 nautical miles from Venice on 7 July 1915.
With a displacement of 9.832 tons/9.677 long tons and as dimensions 130 (between perpendiculars)-140,5 (over all) x 21 x 7,1 metres or 426.6-460.11 x 68.11 x 23.4 feet. The two vertical triple expansion engines and 22 Belleville boilers delivered via 2 shafts 20.000 ihp allowing a speed of 23 knots or with a speed of 12 knots a range pf 2.500 nautical miles. The armour consisted of a 9cm (bow+stern)-20cm (amidships)/3.5-7.9” thick belt, a 5,1cm/2.0” thick deck with the conning tower, 254,cm gun turrets and 19cm gun turrets protected by respectively 18cm/7.1”, 16cm/6.3” and 14cm/5.5” thick armour. The original armament consisted of 2x2-25,4cm/10” L/45 guns, 4x2-19cm/7.5” l/45 guns, 16x1-7,6cm/3.0”L/40 guns, 8x1-4,7c,/1.9”L/40 guns and 3-45cm/17.7” torpedo tubes.
