1841/31-Go PJ Mexico Republic Silver 8 Reales — Guanajuato Mint
Scarce Overdate Variety — KM#377.8 · D&P Go23
1841/31-Go PJ Mexico First Republic Silver 8 Reales
Guanajuato Mint • KM#377.8 • DP-Go23 Overdate Variety
Offered is an impressive crown-sized silver 8 Reales of the First Mexican Republic, struck in 1841 at the Guanajuato Mint. This is the collectible 1841/31 overdate, attributed as KM#377.8 and Dunigan–Parker Go23.
The earlier date is visible beneath the final 1841 digits, giving the coin considerably greater specialist appeal than an ordinary 1841-Go PJ issue. Its large format, unmistakable Cap-and-Rays design and historic Guanajuato origin make it especially desirable to collectors of Mexican Republic coinage, overdates and international trade silver.
Specifications
* Country: Mexico
* Historical period: First Mexican Republic
* Date: 1841/31 overdate
* Denomination: 8 Reales
* Mint: Guanajuato
* Mintmark: Go
* Assayer initials: PJ
* Composition: .903 fine silver
* Weight: 27.10 grams (Was weighed on two scales one came up 27.07, the other one 27.10 - The Auction House this was from from used 27.10 but the standard weight is 27.07 for full transparency)
* Edge: Reeded
* Catalog references: KM#377.8; D&P Go23
* Silver content when issued: approximately 0.7859 troy ounce
OBVERSE:
The national arms of the Mexican Republic dominate the obverse: a powerful eagle with spread wings, grasping a serpent while standing upon a prickly pear cactus. Oak and laurel branches frame the lower design, while the legend REPUBLICA MEXICANA follows the upper border.
The eagle’s head, serpent, neck feathers, wings and cactus retain substantial definition. The surrounding wreath, ribbon and beaded border remain readily discernible, giving the side strong visual presence despite honest circulation.
REVERSE:
A radiant Phrygian liberty cap dominates the reverse, with LIBERTAD boldly inscribed across its band. Long rays project outward toward the border, symbolizing the spread of liberty and republican government.
The surrounding inscriptions identify the denomination, date, mint, assayer and statutory silver standard:
8R · Go · 1841/31 · P.J. · 10 Ds. 20 Gs.
The 1841/31 overdate is the principal numismatic feature. Remnants of the earlier date are visible beneath the final digits, documenting the Guanajuato Mint’s economical reuse and alteration of an older working die.
OVERDATE & DIE/STRIKE ANALYSIS:
This is the important 1841/31 overdate variety. Remnants of the earlier date are visible beneath and around the final date digits, particularly within the lower portions of the numerals. These underlying features represent modification of the working die rather than post-mint damage.
The Cap-and-Rays side displays strong central definition through LIBERTAD, the cap and the majority of the individual rays. The date and adjacent lower peripheral elements are more softly expressed, but the essential 1841/31 diagnostics remain visible and photographable.
On the eagle side, the head, serpent, neck plumage and wing feathers are particularly well presented. Some localized softness appears through the central breast and lower devices, consistent with the challenges of bringing up the broad, high-relief designs of a large silver planchet. The borders are substantially complete on both sides.
SURFACE CHARACTERISTICS:
The coin displays an attractive silver-gray appearance with deeper gray accents around protected design elements. Brighter high points provide contrast across the eagle, lettering, liberty cap and rays.
The surfaces show circulation marks, scattered fine lines and localized abrasions appropriate to a large silver coin that performed its intended monetary function. Considerable design detail survives on both sides, and the close-up photographs clearly document the overdate, surfaces and remaining relief. No numerical grade is being assigned; please evaluate the high-resolution photographs and purchase according to your own standards.
HISTORICAL SIGNIFICANCE & CONTEXT:
The Mexican 8 Reales descended directly from the Spanish colonial “piece of eight,” one of the most influential silver coins in world history. After independence, Mexico retained the trusted weight and silver standard while replacing royal imagery with symbols of republican government.
These coins circulated far beyond Mexico. Their consistent silver content made them accepted commercial currency throughout the Americas and across the Pacific, where Mexican dollars became especially important in trade with China and Southeast Asia. They were also recognized in the United States during the era when foreign silver coins circulated alongside early federal coinage.
The Guanajuato Mint served one of Mexico’s most important silver-producing regions. Silver from the surrounding mining district helped sustain both the national economy and the immense international circulation of Mexican coinage. The Go mintmark therefore connects this coin directly with the mining history that made Mexico a dominant source of global monetary silver.
The 1841/31 overdate adds another layer of history. Rather than discard an earlier die, mint personnel altered it for continued production, leaving remnants of the previous date beneath the new numerals. Such features provide tangible evidence of nineteenth-century mint practices and give collectors a specific, identifiable variety to pursue.
COLLECTOR INSIGHTS:
* Scarce and clearly collectible 1841/31 overdate
* Desirable Guanajuato Go mint
* Cataloged D&P Go23
* Classic Mexican Cap-and-Rays crown
* Full legends and strong central imagery
* Nearly two centuries of monetary history
* Actual coin shown in all photographs
Please examine the enlarged photographs carefully, as they form an important part of the description. The coin pictured is the exact coin you will receive.
As with all items this will ship out the next business day and you will receive the exact coin pictured- No stock photos!