Brazil 1780 640 reis

from the Mountain Groan Collection

This specimen was one of a series struck 1778-86 for Brazil during the reign of Maria I and Pedro III. It would have traded for two-thirds of a Spanish dollar. The low crown variety is priced lower than the high crown (KM 207.2).

Recorded mintage: 39,000.

Specification: 17.76 g, 0.917 fine silver, .5233 troy oz ASW.

Catalog reference: KM 207.1 (low crown).

Source:

• Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 2016.
• Pimentel, Alvaro Mendes, Catálogo de Moedas Brasileiras de 1643 a 1962, 9a Ed., Rio de Janeiro, 1962.
• Amato, Claudio, and Irlei S. Neves, Livro das Moedas do Brasil, 14a ed. Sao Paulo, 2015.
• Alberto Gomes and Francisco Antonio Magro, Moedas Portuguesas e do Território Que Hoje é Portugal: Catálogo das Moedas Cunhadas para o Continentes e Ilhas Adjacentes, para os Territórios do Ultramar e Grão-Mestres Portugueses da Ordem de Malta, 6ª Edição, Lisbon: Associação Numismática de Portugal, 2013.

Link to:

• 1779 640 réis
• 1780 320 réis
• 1780-B 1600 réis
• 1780-B 3200 réis
• 1780-B 6,400 réis
• 1780-R 6,400 réis
• 1781 640 réis
• Coins and currency dated 1780
• return to coins of Brazil