Reverse In the central part, a 'V' - the Roman numeral 5, surrounded by five four-petaled flowers of two types (two and three in number) and three dots. All of this is enclosed within a circle of dots. To the right, bottom, and left is an inscription in Portuguese: 'AFRICA. PORTUGUEZA', translating to 'Portuguese Africa'. At the top along the rim is the mint year 1770, separated from the inscription by two four-petaled flowers with dots on the sides. The edge of the coin features decorative raised denticles.
Obverse In the central part, the coat of arms of the Kingdom of Portugal. To the right, bottom, and left along the edge is text in Latin: 'IOSEPHUS I D G REX P ET D GUIN', the title of King Joseph I the Reformer of Portugal. The edge of the coin features decorative raised denticles.