Portugal, Copper-nickel coin of 50 réis 1900 of D. Carlos I, World Coins Portugal KM#545. These 50 reis coins have two coinage variants with interesting characteristics that have never been studied or published to date in any study or catalogue, thus this information is unprecedented, the two distinguished variants occur in the stars flanking the date 1900, with coins with date stars with incuse letters ("A" 1900 "V"), star on the right has the letter "A" incuse and star on the left has the letter "V" Incuse, and the second variant which in my opinion is the scarcest , with the variant being stars of the date with bold letters ("V" 1900 "A"), the star on the right has the letter "V" incuse and the star on the left has the letter "A" incuse, this being an anagram composed of (V +M+A), which is more or less noticeable in some copies depending on the perfection of the coinage and the condition of the coin.

Portugal, Copper-nickel coin of 50 réis 1900 of D. Carlos I, World Coins Portugal KM#545. These 50 reis coins have two coinage variants with interesting characteristics that have never been studied or published to date in any study or catalogue, thus this information is unprecedented, the two distinguished variants occur in the stars flanking the date 1900, with coins with date stars with incuse letters ("A" 1900 "V"), star on the right has the letter "A" incuse and star on the left has the letter "V" Incuse, and the second variant which in my opinion is the scarcest , with the variant being stars of the date with bold letters ("V" 1900 "A"), the star on the right has the letter "V" incuse and the star on the left has the letter "A" incuse, this being an anagram composed of (V +M+A), which is more or less noticeable in some copies depending on the perfection of the coinage and the condition of the coin.

Portugal, Copper-nickel coin of 100 réis 1900 of D. Carlos I, World Coins Portugal KM#546. The 100 réis 1900 coin was created by Law July 21, 1899, coins were minted in the metallic alloy of Copper-nickel (Cu 750 - Ni 250), with the date 1900. The King Carlos I (1889-1908 ), nicknamed "O Desventurado" was the thirty-fourth King of Portugal, born in 1863 and reigned over Portugal from 1889 until his death in 1908, his wife was Dona Maria Amélia Luísa Helena de Orleans.

Portugal, silver coin of 100 réis 1898 of D. Carlos I, World Coins Portugal KM#531. The 100 Reis 1898 coin was created by the Decree of May 7, 1891, coins were minted in the metallic silver alloy (Ag 916.6), with dates from 1890 to 1998. King D. Carlos I (1889-1908) , known as "O Desventurado", was the thirty-fourth King of Portugal, born in 1863 and reigned over Portugal from 1889 until his death in 1908, his wife was Dona Maria Amélia Luísa Helena de Orleães.