Brazil 1823-R 6400 reis
This specimen was lot 23080 in Heritage sale 3030 (New York, January 2014), where it sold for $11,750. The catalog description noted, "Pedro I gold 6400 Reis 1823-R, AU Details - Surface Hairlines NGC. Cleaned long ago with partially retoned fields. Redesigned military bust of Pedro I. Full strike on the reverse with problem free fields. Reported mintage of a mere 931 pieces." This gold 6400 réis or peça was minted at the Rio and Bahia mints 1823-30. All the dates are rare. It is nearly the last of a denomination introduced in Brazil in 1727.
Recorded mintage: 931 pieces.
Specification: 14.34 g, .917 fine gold, .422 troy oz AGW.
Catalog reference: KM 370.1, Russo-598, Fr-109.
- Bierrenbach, Cristiano, Warren Tucker and David Michaels, Heritage World and Ancient Coins Auction 3030, featuring the RLM Collection, the Isaac Rudman Collection, the Hans Cook Collection and the Collection of Donald E. Bently, 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.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1801-1900, 7th ed., Iola, WI: Krause Publications, 2012.
- Pimentel, Alvaro Mendes, Catálogo de Moedas Brasileiras de 1643 a 1962, 9a Ed., Rio de Janeiro, 1962.