Obverse

In the upper part, the king's head Philip II Painted by Titien, exhibited at the Museo Nacional del Prado (in French “National Museum of Prado”) in Madrid, between the name of the emitting country España (in French “Spain”) on the left and the 2021 vintage on the right; In the lower left part, the portrait of Álvaro de Bazán y Guzmán, directed by Rafael Tegeo, exhibited at the Museo Naval de Madrid (in French "Madrid Naval Museum"); In the lower right part, the portrait of Don Juan of Austria, produced by Alonso Sánchez Coello, kept at the Monastery of Lascalzas Reales (in French "Monastery of the Differed Royal"), in Madrid; In the center, spikes, weapons used by Spanish troops during the battle of Lepante; All in a green circle

Reverse

Colorized representation (original colors of the work) of a detail of the lithography produced by the artist Vicente Urrabieta, entitled "Batalla Naval de Lepanto" (translated into French by "Naval battle of Lepante”), Preserved at the Biblioteca Nacional de España (in French“ National Library of Spain ”); in the upper part, the legend "Batalla de Lepanto", The workshop brand of the Royal Currency of Spain (M crowned), the facial value 50 euro, the date 1571 and the vintage 2021 ; All in a circle of greenis.