Mexico 1837-Do RM 1/2 real

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Ponterio sale 159, lot 8123
photo courtesy Ponterio & Associates

The type was struck at Durango 1832-69, with assayer RM listed for 1832-48. This specimen was lot 8123 in Ponterio sale 159 (Baltimore, March 2011), where it sold for $3,450. The catalog description[1] noted, "MEXICO. Durango. 1/2 Real, 1837/4-DoRM. VERY RARE date and exceptional condition. NGC MS-64." The SCWC notes no regular date and 1837/1, 1837/4 and 1837/6 overdates but does not note them as particularly rare.

Recorded mintage: unknown.

Specification: 1.69 g, .903 fine silver, .049 troy oz ASW.

Catalog reference: KM 370.3.


  • Michael, Thomas, and Tracy L. Schmidt, Standard Catalog of World Coins, 1801-1900, 9th ed., Iola, WI: Krause Publications, 2019.
  • Buttrey, T. V., and Clyde Hubbard, A Guide Book of Mexican Coins, 1822 to date, 6th ed., Iola, WI: Krause Publications, 1992.
  • [1]Ponterio, Richard, Ponterio sale 159: the March 2011 Baltimore Auction, featuring the Len Novotny collection, Irvine, CA: Stack's-Bowers & Ponterio, 2011.

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