6 Groszy (Szostak) 1657 "Bust in a circle frame". Bust of Sigismund III (Poland, John II Casimir)
Variety: Bust of Sigismund III
Photo by: NIEMCZYK - Dom Aukcyjny
Specification
- MetalSilver
- Weight3,8 g
- Diameter25 - 26 mm
- EdgePlain
Description
- CountryPoland
- PeriodJohn II Casimir
- Denomination6 Groszy (Szostak)
- Year1657
- RulerJohn II Casimir (King of Poland)
- PurposeCirculation

Auction prices
Find out the current coin value of the Polish 6 Groszy (Szostak) 1657 "Bust in a circle frame". Bust of Sigismund III. This silver coin from the times of John II Casimir. Wondering how much a coin like this is worth? The record price belongs to the lot 2737 sold at the La Galerie Numismatique auction for SEK 40,000. Bidding took place May 5, 2013.
How much is the silver coin of John II Casimir 6 Groszy (Szostak) 1657 "Bust in a circle frame", Bust of Sigismund III?
According to the latest data as of December 5, 2025 the average price of a Silver coin 6 Groszy (Szostak) 1657 "Bust in a circle frame", Bust of Sigismund III is 2900 USD.
Where does our service get data on the current price of the 6 Groszy (Szostak) 1657 "Bust in a circle frame", Bust of Sigismund III?
The information on the current value of the Polish coin 6 Groszy (Szostak) 1657 "Bust in a circle frame", Bust of Sigismund III 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 6 Groszy (Szostak) 1657 "Bust in a circle frame", Bust of Sigismund III?
To sell the 6 Groszy (Szostak) 1657 "Bust in a circle frame", Bust of Sigismund III 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.





