The Portuguese 2 euro standard circulation coin features a design deeply rooted in the nation's historical identity, showcasing the royal seal of 1144. At the centre of the national side, the design displays the five shields of the Portuguese coat of arms, arranged in a cross formation and surrounded by seven castles. This heraldic motif serves as a symbol of the country's sovereignty and its long-standing heritage as one of the oldest nations in Europe. The surrounding stars represent the European Union, encircling the historic emblem that reflects the unification of the kingdom under King Afonso Henriques. This standard design remains a consistent feature across all Portuguese euro denominations, representing the continuity of the state's cultural legacy. The coin was issued in 2012.