Republic of Panama 1972 20 Balboas Start Price USD 40.00 Current Price USD 59.87 Time Left - Bid Count 4 Buy It Now Price - Reserve Price - Start Time Friday, August 29, 2008 End Time Wednesday, September 03, 2008 Location Bowie, MD See more about 'Republic of Panama 1972 20 Balboas' Description 1972 Panama 20 Balboas Coin.  Contains a minimum of 2000 grains of sterling sterling silver. Franklin Mint. Place a Bid!