Pattern 6 Groszy (Szostak) 1766 FS (Poland, Stanislaus II Augustus)
Photo by: Gabinet Numizmatyczny D. Marciniak
Specification
- MetalSilver
- Weight2,92 g
- Diameter23 mm
- EdgePlain
Description
- CountryPoland
- PeriodStanislaus II Augustus
- Denomination6 Groszy (Szostak)
- Year1766
- RulerStanisław August Poniatowski (King of Poland)
- MintWarsaw
- PurposePattern

Auction prices
Find out the current coin value of the Polish Pattern 6 Groszy (Szostak) 1766 with mark FS. This silver coin from the times of Stanislaw Augustus struck at the Warsaw Mint. Wondering how much a coin like this is worth? The record price belongs to the lot 2970 sold at the Fritz Rudolf Künker GmbH & Co. KG auction for EUR 22,000. Bidding took place April 17, 2023.
How much is the silver coin of Stanislaw Augustus Pattern 6 Groszy (Szostak) 1766 FS?
According to the latest data as of December 5, 2025 the average price of a Silver coin 6 Groszy (Szostak) 1766 with mark FS is 20000 USD.
Where does our service get data on the current price of the Pattern 6 Groszy (Szostak) 1766 with mark FS?
The information on the current value of the Polish coin Pattern 6 Groszy (Szostak) 1766 with the letters FS 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 Pattern 6 Groszy (Szostak) 1766 with the letters FS?
To sell the Pattern 6 Groszy (Szostak) 1766 with the letters FS 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.












