80 Reis - João Prince Regent Rio de Janeiro mint

Emittente São Tomé and Príncipe
Anno 1813
Tipo Standard circulation coin
Valore 80 Réis
Valuta Real (1799-1910)
Composizione Copper
Peso 14.5 g
Diametro 35 mm
Spessore
Forma Round
Tecnica Milled
Orientamento Medal alignment ↑↑
Incisore/i
In circolazione fino al
Riferimento/i KM#C1, Gomes#JR.03.0x
Descrizione del dritto Value and date under the crown. Legend around
Scrittura del dritto Latin
Legenda del dritto IOANNES.D.G.PORT.ET.BRAS.P.REGENT 80 1813
Descrizione del rovescio Armilar Sphere with mint lette (R) on center (R means Rio de Janeiro)
Scrittura del rovescio Latin
Legenda del rovescio PECUNIA.TOTUM__CIRCUMIT.ORBEM `R`
Bordo Smooth
Zecca
Tiratura 1813 R - JR.03.01 - Circle with 35 beads -
1813 R - JR.03.02 - Circle with 36 beads -
1813 R - JR.03.03 - Circle with 38 beads -
1813 R - JR.03.04 - Circle with 41 beads -
ID Numisquare 5839299770
Informazioni aggiuntive

Historical Context: The 1813 80 Reis coin for São Tomé and Príncipe was issued under João, Prince Regent of Portugal, during the Napoleonic Wars. With the Portuguese court in Brazil since 1808, this copper piece was struck at the Rio de Janeiro mint. Its production for the African colony highlights the empire's adaptive economic strategy, ensuring essential currency for São Tomé and Príncipe, a vital Atlantic trade hub, amidst geopolitical instability for the metropole.

Artistry: Lacking a specific engraver, the coin's design reflects the functional Neoclassical style common to early 19th-century Portuguese coinage from the Rio mint. The obverse features the crowned "JR" monogram for João Regent, encircled by legend. The reverse displays the "80" denomination and "1813" date within a laurel wreath, with surrounding legend. The design prioritizes clear imperial identification and practical circulation, characteristic of colonial issues.

Technical/Grading: Struck in copper with a 35mm diameter, this 80 Reis often exhibits variable strike quality. High-points prone to wear and strike weakness include the crown and "JR" monogram on the obverse, and the central "80" and wreath leaves on the reverse. Rio mint coins of this era frequently show planchet imperfections, uneven strikes, and peripheral flatness. Due to its copper composition and tropical circulation, surface corrosion and environmental damage are common.

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