Brazil 1826-R 640 reis

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Heritage sale 3020, lot 23274
image courtesy Heritage Auction Galleries

This silver 640 réis was minted at the Rio mint 1824-27. These coins would have traded in the 18th century as two-thirds of a Spanish dollar. In 1768 the weight of this denomination was lowered from 19.32 grams to 17.80 grams. Earlier silver 640 réis are known, starting in 1695. Of this type, the 1824 and 1825 are reasonably available. This specimen was lot 23274 in Heritage sale 3020 (Long Beach, September 2012), where it sold for $2,350. The catalog description[1] noted, "Pedro I 640 Reis 1826R, toned VF, mount mark at the top and old scratches across the 640. Very rare date and struck over a J series 600 Reis with shield counterstamp - an extremely rare combination. From The Santana Collection of 640 Reis."

Recorded mintage: 9,472 for 1826-27.

Specification: 17.92 g, .917 fine silver, .528 troy oz ASW.

Catalog reference: KM 367.


  • 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.
  • Amato, Claudio, Irlei S. Neves and Arnaldo Russo, Livro das Moedas do Brasil, 12a ed. Sao Paulo, 2008.
  • [1]Tucker, Warren, and Cris Bierrenbach, Heritage Signature Auction 3020: World Coins, Dallas, TX: Heritage Auction Galleries, 2012.

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