Brazil 1790-R 6400 reis
This specimen was lot 20149 in Heritage sale 3021 (New York, January 2013), where it sold for $2,232.50. The catalog description noted, "Maria I gold 6400 Reis 1790-R, MS63 NGC, a very nice example with golden mint brilliance, scarce in this designation." This type was struck 1789-1805 and is among the most common colonial gold coins of Brazil.
Recorded mintage: 211,000.
Specification: 14.34 g, .917 fine gold, .423 troy oz AGW.
Catalog reference: KM 226.1.
- Bierrenbach, Cristiano, Warren Tucker and David Michaels, Heritage World and Ancient Coins Auction 3021, featuring the Cecil Webster, Richard P. Ariagno and Elizabeth McPhall Charters Collection, Dallas: Heritage Auction Galleries, 2012.
- Friedberg, Arthur L. and Ira S. Friedberg, Gold Coins of the World, From Ancient Times to the Present, 7th ed., Clifton, NJ: Coin and Currency Institute, 2003.
- Krause, Chester L., and Colin R. Bruce II, Standard Catalog of World Coins: Spain, Portugal and the New World, Iola, WI: Krause Publications, 2002.
- Pimentel, Alvaro Mendes, Catálogo de Moedas Brasileiras de 1643 a 1962, 9a Ed., Rio de Janeiro, 1962.