Mexico 1855-Pi MC 1/2 real

Stack's Bowers June 2026 World Premier Collectors Choice Auction, lot 72230

This specimen was lot 72230 in Stack's Bowers June 2026 World Premier Collectors Choice Auction (Costa Mesa, CA, June 2026), where it sold for $1,342. The catalog description^[1] noted, "MEXICO. 1/2 Real, 1855/3-Pi MC. San Luis Potosi Mint. NGC MS-64. Only example graded by NGC. From the Kirk Menczer Collection of Republican Reales Minors." Of the fourteen mints of the Republic of Mexico, only Oaxaca and Real de Catorce did not strike this type. The San Luis Potosi mint struck half reales 1831, 1841-63 and most are scarcer than the SCWC indicates. Assayer MC (Mariano Catano) served 1849-59. This overdate is not mentioned in the SCWC.

Recorded mintage: unknown but a slightly better date.

Specification: 1.69 g, 0.903 fine silver, .049 troy oz ASW.

Catalog reference: KM-370.10.

Source:

• Busse, Dave, A Minor Challenge: A Study of Mexican Republic Silver ¼, ½, 1, 2 and 4 Reales Die Styles,, Harlingen, TX: 2018.
• 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.
• Utberg, Neil S., The Coins of Mexico, 1536-1963, San Antonio, TX, 1963.
• ^[1]Orsini, Matt, Kyle Ponterio and Jeremy Bostwick, June 2026 World Premier Collectors Choice Auction - Selections from the L.E. Bruun Collection, the Richard Margolis Collection and the Kirk Menczer Collection of Republican Reales Minors, Costa Mesa, CA: Stack's Bowers Galleries, Inc., 2026.

Links to:

• 1854-P^I ½ real
• 1855-C ¼ real
• Chihuahua 1855 1/4 real
• 1855-G^A ¼ real
• 1855-G^A ½ real
• 1855-G^O ½ real
• 1855-M^O GF ½ real
• 1855-M^O GC ½ real
• 1855-Z ½ real
• 1855-C^A real
• 1855-D^O real
• 1855-G^A real
• 1855-G^O real
• 1855-M^O real
• 1855-P^I real
• 1855-Z^S MO real
• 1855-Z^S OM real
• 1855-D^O 2 reales
• 1855-G^A 2 reales
• 1855-G^O 2 reales
• 1855-M^O 2 reales
• 1855-Z^S 2 reales
• 1855-G^A 4 reales
• 1855-G^O 4 reales
• 1855-M^O 4 reales
• 1855-P^I 4 reales
• 1855-Z^S 4 reales
• 1855-C 8 reales
• 1855-C^A 8 reales
• 1855-D^O 8 reales
• 1855-G^A 8 reales
• 1855-G^O 8 reales
• 1855-M^O GC 8 reales
• 1855-M^O GF 8 reales
• 1855-P^I 8 reales
• 1855-Z^S OM 8 reales
• 1855-Z^S MO 8 reales
• 1855-D^O ½ escudo
• 1855-M^O ½ escudo
• 1855-D^O escudo
• 1855-G^O 4 escudos
• 1855-G^O 8 escudos
• 1855-M^O 8 escudos
• 1856-P^I ½ real
• Coins and currency dated 1855
• return to Mexican imperial and republican coinage, 1822-1905