The product is a 1983 Panama 20 Balboas proof silver coin featuring anniversary of Simon Bolivar. This coin has a fineness of 50% silver and is uncirculated the ASW is 1.906 oz. It is uncertified but retains its original proof condition. This collectible coin depicts a significant figure in Latin American history and is a valuable addition to any coin collection. Thanks for your interest and bid. Look for more coins in our store. We ship free in the continental United States the day after the payment is received. You can shop here with confidence. This is our 26th year doing business on eBay. This is a very limited ultra rare only 500 coins were ever minted.