Brazil 1780-R 6400 reis
This specimen was lot 23849 in Heritage sale 3026 (Long Beach, October 2013), where it sold for $1,086.88. The catalog description noted, "Maria I & Pedro III gold 6400 Reis 1780-R, AU58 NGC. Uniform in appearance with no noteworthy marks and somewhat flat luster. From The RLM Collection, Part II." This type was struck 1777-86 and is among the more available colonial gold coins of Brazil.
Recorded mintage: 343,000.
Specification: 14.34 g, .917 fine gold, .422 troy oz AGW.
Catalog reference: KM 199.2, Russo-462, Gomes-30.09.
- Bierrenbach, Cristiano, Warren Tucker and Scott Cordry, Heritage Signature Auction 3026, World & Ancient Coins, featuring the RLM Collection, Part Two, the Nogales Collection and the Goetz Medals Die Archive, Dallas, TX: Heritage Auction Galleries, 2013.
- 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.