Mexico 1710-Mo J 8 reales
This specimen was lot 405 in Sedwick Treasure Auction 26 (Winter Park, FL, November 2019), where it sold for $773.50. The catalog description noted, "Mexico City, Mexico, cob 8 reales, 1710J, rare. Choice full date and oMJ next to most of shield, nice full cross-lions-castles, Fine, interesting shape that looks like the head of a blue jay (bird)." The silver cobs were debased from .931 fine to .917 fine in 1728. They are not rare but very scarce with legible dates. This date is rare.
Recorded mintage: unknown.
Specification: 27.07 g, .931 fine silver, this specimen 26.77 g.
Catalog reference: S-M22; KM-47; CT-unlisted, Cayón-unlisted.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1601-1700, 6th ed., Iola, WI: Krause Publications, 2014.
- Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 2016.
- Cayón, Adolfo, Clemente Cayón and Juan Cayón, Las Monedas Españolas, del Tremis al Euro: del 411 a Nuestros Dias, vol. 1, 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.
- Sedwick, Daniel Frank, Augi Garcia and Cori Sedwick Downing, Treasure Auction 26, Winter Park, FL: Daniel Frank Sedwick LLC, 2019.