Mexico 1660-Mo P 1/2 real
This specimen was lot 760 in Sedwick Treasure Auction 21 (Winter Park, FL, May 2017), where it did not sell. The catalog description noted, "Mexico City, Mexico, cob 1/2 real, 1660/59P, very rare. Full date (first specimen we have recorded), nearly full but off-center monogram, full but partially flat cross, About Fine, lightly toned." This specimen is a silver cob half real struck at Mexico City 1622-62. Specimens with clear dates are unusual, to the point where the SCWC does not list this date. In 1728, cobs were debased from .931 to .917 fine silver.
Recorded mintage: unknown.
Specification: 1.69 grams, .931 fine silver, this specimen 1.30 grams.
Catalog reference: S-M19; KM-22 (unlisted date), Cayón-7150.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1601-1700, 6th ed., Iola, WI: Krause Publications, 2014.
- 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.
- Sedwick, Daniel F., Augi Garcia and Cori Sedwick Downing, Treasure Auction #21, featuring Selections from the Richard Stuart Collection, Winter Park, FL: Daniel Frank Sedwick, LLC, 2017.