Papal States (1733) 1/2 piastra KM-801
This date is listed in the SCWC for 1733-34. It is the most available mezza piastra of the eighteenth century. The mezza piastra was 52½ baiocchi, while the piastra, the Italian equivalent of the German thaler, was 105 baiocchi (3½ testone). The denomination was last minted in 1742 and superseded by the mezzo scudo in 1753.
Recorded mintage: unknown.
Specification: 13.21 g, silver, .917 fine.
Catalog reference: KM-801, Ber-2618.
- Berman, Allen G., Papal Coins, South Salem, NY: Attic Books, 1991.
- Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 2016.