Mexico 1860/59-Pi PS 1/2 real

from Stack's Bowers June 2026 World Premier Collectors Choice Auction, lot 72237

This specimen was lot 72237 in Stack's Bowers June 2026 World Premier Collectors Choice Auction (Costa Mesa, CA, June 2026), where it sold for $1,586. The catalog description^[1] noted, "MEXICO. 1/2 Real, 1860/59-Pi PS. San Luis Potosi Mint. NGC MS-64. Rare date. Only example graded by NGC. Exceptional quality. 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 PS (Pompaso Sanabria) is recorded for most of those years. No regular date is listed for 1860.

Recorded mintage: unknown but rare.

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, The October 2021 Collector's Choice sale: World and Ancient Coins, Costa Mesa, CA: Stack's Bowers LLC, 2021.

Link to:

• 1859-P^I ½ real
• Chihuahua 1860 1/4 real
• Jalisco 1860 1/16 real
• Durango 1860 1/4 real
• San Luis Potosi 1860 1/4 real
• 1860-M^O ¼ real
• 1860-C ½ real
• 1860-D^O ½ real
• 1860-G^A ½ real
• 1860-G^O ½ real
• 1860-M^O FH ½ real
• 1860-M^O TH ½ real
• 1860-Z^S MO ½ real
• 1860-Z^S VL ½ real
• 1860-C real
• 1860-D^O real
• 1860-G^A real
• 1860-G^O real
• 1860-P^I real
• 1860-Z^S MO real
• 1860-Z^S VL real
• 1860-C 2 reales
• 1860-G^O 2 reales
• 1860-M^O FH 2 reales
• 1860-M^O TH 2 reales
• 1860-Z^S MO 2 reales
• 1860-Z^S VL 2 reales
• 1860-C 4 reales
• 1860-G^A 4 reales
• 1860-G^O 4 reales
• 1860-P^I 4 reales
• 1860-Z^S MO 4 reales
• 1860-Z^S VL 4 reales
• 1860-C PV 8 reales
• 1860-C CE 8 reales
• 1860-C^A 8 reales
• 1860-D^O 8 reales
• 1860-G^A 8 reales
• 1860-G^O 8 reales
• 1860-M^O FH 8 reales
• 1860-M^O TH 8 reales
• 1860-O^A 8 reales
• 1860-P^I FE 8 reales
• 1860-P^I PS 8 reales
• 1860-Z^S MO 8 reales
• 1860-Z^S VL 8 reales
• 1860-C ½ escudo
• 1860-G^O ½ escudo
• 1860-M^O ½ escudo
• 1860-Z^S ½ escudo
• 1860-G^O escudo
• 1860-G^A escudo
• 1860-M^O escudo
• 1860-Z^S escudo
• 1860-G^A 2 escudos
• 1860-G^O 2 escudos
• 1860-Z^S 2 escudos
• 1860-Z^S 4 escudos
• 1860-C 8 escudos
• 1860-G^O 8 escudos
• 1860-M^O 8 escudos
• 1860-Z^S 8 escudos
• 1861-P^I ½ real
• Coins and currency dated 1860
• return to Mexican imperial and republican coinage, 1822-1905