1 Grosz 1810 IS (Poland, Duchy of Warsaw)
Photo by: MARCINIAK | DOM AUKCYJNY
Specification
- MetalCopper
- Weight1,7 g
- Diameter21 mm
- EdgePlain
- Mintage UNC742,285
Description
- CountryPoland
- PeriodDuchy of Warsaw
- Denomination1 Grosz
- Year1810
- RulerFrederick Augustus I (King of Saxony)
- MintWarsaw
- PurposeCirculation

Auction prices
Find out the current coin value of the Polish 1 Grosz 1810 with mark IS. This copper coin from the times of Duchy of Warsaw struck at the Warsaw Mint. Wondering how much a coin like this is worth? The record price belongs to the lot 1392 sold at the MARCINIAK | DOM AUKCYJNY auction for PLN 5,000. Bidding took place February 4, 2022.
How much is the copper coin of Duchy of Warsaw 1 Grosz 1810 IS?
According to the latest data as of December 6, 2025 the average price of a coin 1 Grosz 1810 with mark IS is 85 USD. The coin is made of non-precious metal, so in poor condition it may have extremely low value and liquidity.
Where does our service get data on the current price of the 1 Grosz 1810 with mark IS?
The information on the current value of the Polish coin 1 Grosz 1810 with the letters IS is based on actual auction sales of similar specimens. To reflect the current price level, our service monitors over 590 numismatic companies and records auction results in the coin catalog and auction archive. Please note that the exact value depends directly on the coin's condition, so the average price serves only as an approximate estimate.
Where can I sell the 1 Grosz 1810 with the letters IS?
To sell the 1 Grosz 1810 with the letters IS we recommend contacting specialized numismatic companies that hold regular auction sales. Public auctions are the most fair and secure way to sell valuable collectible coins. Go to the list of companies to find a suitable platform.







































