Uncirculated ducat, with natural mint mirror.
Variety with a dot in front of the torch.
The highest denomination of the insurgent issue, about which R. Janke wrote as follows:
...After the dethronement of Nicholas I, the minting of gold coins of 25 and 50 zlotys was also abandoned. These coins were not supported by the Polish monetary tradition, but it was also necessary to find a way for the new Polish gold coin to be immediately accepted in the western part of Europe. That's when the Warsaw mint began minting a foreign gold coin - the Dutch ducat, which was widely known throughout Europe. By changing the Dutch ducat's mint mark to a small Polish eagle, the mint was able to produce a coin that aroused no suspicion and was confidently accepted by the foreign market. On March 24, 1831, the Bank of Poland ordered the Warsaw mint to prepare stamps for minting such ducats. Already on March 31, 1831, the National Government's decision was published, stating that Dutch ducats would be minted in Poland. At the beginning of April, the mint increasingly encountered problems with the supply of silver, and its resources were already running out. Therefore, the decision to mint a gold coin made it possible to continue to produce a full-value coin. The issuance of these ducats was made possible by the purchase of 561 kg of gold abroad, which made it possible to mint the first batch of ducats. A total of 162,347 ducats were minted....
