Bolivia (1574-86)-P B 8 reales
The first specimen was lot 33346 in Heritage sale 3076 (Long Beach, CA, September 2019), where it sold for $990. The catalog description noted, "Bolivia: Philip II Cob 8 Reales ND (1574-1586) P-B AU55 NGC, Potosi mint. The single finest of the type seen to-date by NGC, with the next finest being an XF45. Very rarely found so well preserved, the appearance surprisingly "regular" for the method of manufacture with strong central details, only a minor die shift on both faces reminding the viewer that this is a cob." The second specimen was lot 533 in Sedwick Treasure Auction 27 (Winter Park, FL, May 2020), where it sold for $654.50. The catalog description noted, "Potosi, Bolivia, cob 8 reales, Philip II, assayer B (2nd period, "Great Module"). Typically very broad flan extending past the outer borders, full legends and crown and inner details, lightly toned, AU details with light surface porosity." The Potosi mint was the first mint in the western hemisphere to date its products. Dating began in 1617.
Recorded mintage: unknown.
Specification: 27.07 grams, 0.931 fine silver, .810 troy oz ASW, the first specimen 27.32 g, the second specimen 24.81 grams.
Catalog reference: Cayón-3926, S-P6; KM0005.1, Cal-158.
- Krause, Chester L., and Colin R. Bruce II, Standard Catalog of World Coins: Spain, Portugal and the New World, Iola, WI: Krause Publications, 2002.
- Cayón, Adolfo, Clemente Cayón and Juan Cayón, Las Monedas Españolas, del Tremis al Euro: del 411 a Nuestros Dias, 2 volumes, Madrid: Cayón-Jano S.L., 2005.
- Calicó, Xavier, Numismática Española: Catálogo General con Precios de Todas las Monedas Españolas Acuñadas desde Los Reyes Católicos Hasta Juan Carlos I, 1474 a 2001, Barcelona: Aureo & Calicó, 2008.
- Menzel, Sewall, Cobs, Pieces of Eight and Treasure Coins, New York: The American Numismatic Society, 2004.
- Bierrenbach, Cristiano and Warren Tucker, Heritage World and Ancient Coins Auction 3076, featuring the Allen Moretti Swiss Collection and the James Mossman Collection of Canadian Coinage, Dallas, TX: Heritage Auction Galleries, 2019.
- Sedwick, Daniel Frank, Augi Garcia and Cori Sedwick Downing, Treasure Auction 27, Winter Park, FL: Daniel Frank Sedwick LLC, 2020.