Portugal, silver coin of Cruzado Novo silver 1807 D. João Prince Regent, 480 Réis silver 1807, medium crown, 1-point diamond diadem, 9 mm rim, 3 pearls in the central arch, 7 pearls in the front internal arches, 6 pearls at the beginning of the external arches and 3 pearls inside them, simple cross, in the caption letter "S" without serif, on the reverse, cross of the Order of Christ ✠ ⭤ ⭥ 21 mm ends ◁⭥ 12.5 mm, quatrefoils "Florões" cantonating the Cross of the Order of Christ with closed petals and large center, in the caption letter "S" without serif, World Coins Portugal KM#331. Coin minted during the reign of D. João Prince Regent (1799-1816), born in Queluz on May 13, 1767, son of D. Maria I and D. Pedro III. Due to the Queen Mother's illness, Prince D. João took on the responsibility of government from 10 February 1792, assuming it definitively as Prince Regent from 15 July 1799, until his mother's death. 

Silver 960 réis coin, known as the Patacão, issued in 1810 for colonial Brazil under Prince Regent D. João. Struck at the Rio de Janeiro Mint (“R”), this VF+ example shows characteristics typical of overstruck pieces and is valued for its historical relevance and importance within Luso‑Brazilian numismatics.

Portugal, silver coin of Cruzado Novo silver 1812 D. João Prince Regent, silver coin of 480 Reis year 1812 of the reign of D. João Prince Regent, low crown, variant ⭤ 17 mm, 4-point diamond diadem, on the reverse quatrefoils cantonating the cross of the Order of Christ with closed petals, World Coins Portugal KM#331. Coin minted during the reign of D. João Prince Regent (1799-1816), born in Queluz on May 13, 1767, son of D. Maria I and D. Pedro III. Due to the Queen Mother's illness, Prince D. João took on the responsibility of government from 10 February 1792, assuming it definitively as Prince Regent from 15 July 1799, until his mother's death.