Coins of Prince Regent Pedro (1667-1683)
D. Pedro was regent of the kingdom from 1667 to 1683, came to power by a coup d'état, deposed his brother King Afonso VI of Portugal who he kept imprisoned and with his death on September 12, 1683 D. Pedro became the 24th King of Portugal. It was at the beginning and during his regency that the transition of the manufacture of coins from the manual process to the mechanical minting process took place, as well as the introduction of serrations to prevent theft by metal cutting in precious metal coins.