Image: Wikimedia Commons · Giovanni Martino Hamerani · CC BY-SA 3.0
Papal Piastra
Italy
1738–1870
Reference data compiled from public catalogs
Estimated Melt Value
$62.77
Based on Silver spot price ($79.17/oz) · 90.0% purity · 27.4g
Updated 6:41 PM
Collector premium not included
Specifications
| Country | Italy |
| Years Minted | 1738–1870 |
| Composition | 0.900 silver |
| Weight | 27.4 g |
| Diameter | 41 mm |
| Shape | Round |
Design
Obverse
Features the bust of the Pope.
Reverse
Depicts the Papal arms or coat of arms.
History & Notable Facts
The Papal Piastra featured the reigning pope's portrait on its obverse, a design that shifted with every papal election, turning each coin into a fleeting historical record.
This silver coin, minted in the Papal States from 1738 until Italian unification in 1870, typically weighed around 27 grams and was struck in various denominations. Early issues under Clement XII drew from Roman mint traditions, using dies that echoed ancient imperial styles. Later ones, like those from Pius IX's era, incorporated more modern elements, such as finer edge lettering to combat counterfeiting.
We don't know exact mintage figures for most years; records were spotty even then. As for myths, the idea that every Piastra was blessed by the pope himself is nonsense—most were churned out like any other currency. A few survive in pristine condition, but that's rare.
If you handle one, note the wear patterns; they tell stories of daily use in markets from Rome to Bologna. Mint marks can be tricky, often varying by location. All in all, it's a straightforward piece of papal finance, no more mystical than your average silver dollar.
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