Mexico 1846-Z OM 1/2 real

from the Acanthite collection

from the Acanthite collection

Stack's Bowers June 2026 World Premier Collectors Choice Auction, lot 72254

This specimen is a silver half real minted at the Zacatecas mint under assayer OM (Manuel Ochoa and Manuel Miner). Half reales were minted here from 1826-1869, with the OM assayer combination running from 1831-1856. The second specimen was lot 72254 in Stack's Bowers June 2026 World Premier Collectors Choice Auction (Costa Mesa, CA, June 2026), where it sold for $366. The catalog description^[1] noted, "MEXICO. 1/2 Real, 1846-Z OM. Zacatecas Mint. NGC MS-63. From the Kirk Menczer Collection of Republican Reales Minors."

Recorded mintage: unknown.

Specification: 1.69 g, 0.903 fine silver, 0.049 troy oz ASW.

Catalog reference: KM 370.11.

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, 1901-2000, 47th 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.

Link to:

• 1845-Z ½ real
• Zacatecas 1846 1/8 real
• Chihuahua 1846 1/4 real
• Zacatecas 1846 1/4 real
• 1846-M^O ¼ real
• 1846-C ½ real
• 1846-G^O ½ real
• 1846-G^A ½ real
• 1846-GC ½ real
• 1846-M^O ½ real
• 1846-P^I ½ real
• 1846-C real
• 1846-D^O real
• 1846-G^A real
• 1846-GC real
• 1846-G^O real
• 1846-Z^S real
• 1846-P^I real
• 1846-C 2 reales
• 1846-D^O 2 reales
• 1846-G^A 2 reales
• 1846-GC 2 reales
• 1846-G^O 2 reales
• 1846-P^I 2 reales
• 1846-Z^S 2 reales
• 1846-C 4 reales
• 1846-G^A 4 reales
• 1846-GC 4 reales
• 1846-G^O 4 reales
• 1846-P^I 4 reales
• 1846-Z^S 4 reales
• 1846-C 8 reales
• 1846-C^A 8 reales
• 1846-D^O 8 reales
• 1846-G^A 8 reales
• 1846-GC 8 reales
• 1846-G^O 8 reales
• 1846-M^O 8 reales
• 1846-P^I 8 reales
• 1846-Z^S 8 reales
• 1846-GC ½ escudo
• 1846-M^O ½ escudo
• 1846-C escudo
• 1846-GC escudo
• 1846-M^O escudo
• 1846-C^A 8 escudos
• 1846-D^O 8 escudos
• 1846-GC 8 escudos
• 1846-G^O 8 escudos
• 1846-M^O 8 escudos
• Peru 1846-L MB 1/2 real
• 1847-Z ½ real
• Coins and currency dated 1846
• return to Mexican imperial and republican coinage, 1822-1905