On 2012-03-21 auctions on the National Bank of Poland has been finished and issue's prices was established for coins commemorating Stefan Banach.

Gold coin with the denomination 200 zł:
 - Reserve gross price: 2730 pln
 - Selling price (price of issue): 2730 pln
 - The number of coins to sell: 3.400 pcs
 - Total emission: 4.000 pcs
 - Auction starting date: 19-03-2012 08:00
 - Auction ending date: 21-03-2012 13:00
 - Date of issue: 03-04-2012

Silver coin with the denomination 10 zł:
 - Reserve gross price: 96 pln
 - Selling price (price of issue): 96 pln
 - The number of coins to sell: 38.250 pcs
 - Total emission: 45.000 pcs
 - Auction starting date: 19-03-2012 08:00
 - Auction ending date: 21-03-2012 13:00
 - Date of issue: 03-04-2012

03-04-2012 is a day of issue coin with the denomination 2 zł and total mintage of 800.000 pieces.