The rare coin market so far in 2026 has been somewhat volatile, with greater price swings happening over a shorter period of time when compared to historical norms.
Obverse Description
Spanish text; coat of arms; General José de San Martín wearing military uniform
Reverse Description
Spanish text; oath of Independence on July 21, 1816, San Miguel de Tucumán from Pedro Blanqué’s painting “Jura de la Independencia en Tucumán” (Oath of independence in Tucumán)
Catalog Information
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Subject: I would like to contribute catalog info to CDN for Diagonal black MUESTRA ovpt front; two diagonal black lines ovpt back; horizontal / SIN VALOR perf; all-zero s/n
Body: Referring page: http://www.greysheet.com/prices/item/diagonal-black-muestra-ovpt-front-two-diagonal-black-lines-ovpt-back-horizontal-sin-valor-perf-all-zero-s-n/gsid/85792 GSID: 85792 Title: Diagonal black MUESTRA ovpt front; two diagonal black lines ovpt back; horizontal # / SIN VALOR perf; all-zero s/n
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