Mexico 1870-Pi O 10 centavos

Ponterio sale 159, lot 8967

photo courtesy Ponterio & Associates

This specimen is a rare date of a series struck 1869-93 at the San Luis Potosí mint. This ten centavos piece replaced the silver one real struck since colonial times. Several transitional designs were issued 1863-70, including one by the Maximilian regime, before settling on this type. It, in turn, was replaced by a ten centavos piece with a redesigned reverse in 1898. All specimens from assayer O seem to be the 1870/69 overdate. This specimen was lot 8967 in Ponterio sale 159 (Baltimore, March 2011), where it sold for $1,610. The catalog description^[1] noted, "MEXICO. Potosi. 10 Centavos, 1870/69-PiO. Very rare date. Probably the finest known. Traces of adjustment marks. NGC MS-64."

Specification: 2.707 g, 0.903 fine silver, 18 mm diameter, .078 troy oz ASW, reeded edge.

Recorded mintage: 18,000 (assayers O and G).

Catalog reference: KM 403.9.

Source:

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

Link to:

• 1870-M^O centavo
• 1870-C^A 5 centavos
• 1870-M^O 5 centavos
• 1870-P^I G 5 centavos
• 1870-P^I O 5 centavos
• 1870-C^A 10 centavos
• 1870-P^I G 10 centavos
• 1870-Z^S 10 centavos
• 1870-G^O 25 centavos
• 1870-M^O 25 centavos
• 1870-P^I G 25 centavos
• 1870-P^I O 25 centavos
• 1870-Z^S 25 centavos
• 1870-Z^S 2 reales
• 1870-Z^S 4 reales
• 1870-G^O 50 centavos
• 1870-M^O 50 centavos
• 1870-Z^S 50 centavos
• 1870-A 8 reales
• 1870-C^A 8 reales
• 1870-C 8 reales
• 1870-D^O 8 reales
• 1870-G^A 8 reales
• 1870-G^O FR 8 reales
• 1870-G^O YF 8 reales
• 1870-H^O 8 reales
• 1870-P^I 8 reales
• 1870-C^N silver peso
• 1870-D^O silver peso
• 1870-G^A silver peso
• 1870-M^O M silver peso
• 1870-O^A silver peso
• 1870-P^I G silver peso
• 1870-P^I S silver peso
• 1870-Z^S silver peso
• 1870-M^O C silver peso
• 1870-M^O C gold peso
• 1870-C escudo
• 1870-G^A 2 escudos
• 1870-A 8 escudos
• 1870-C 8 escudos
• 1870-C^A 8 escudos
• 1870-D^O 8 escudos
• 1870-G^O 8 escudos
• 1870-H^O 8 escudos
• 1870-Z^S 8 escudos
• 1870-M^O 2½ pesos
• 1870-M^O 5 pesos
• 1870-M^O 10 pesos
• 1870-O^A 10 pesos
• 1870-C^N 20 pesos
• 1870-G^O 20 pesos
• 1870-M^O 20 pesos
• 1870-O^A 20 pesos
• 1871-Pi O 10 centavos
• Coins and currency dated 1870
• return to Decimal coinage of the Republic of Mexico, 1863-1905