The most valuable of these coins was a 1976-S Bicentennial Silver Quarter with a very high grade that sold for $19,200. The value in these coins comes from their 40% silver content. Most ...
The 1914-D coin is very rare, with just 1.2 million minted. You can find these pennies ranging from hundreds to thousands on eBay, but one of the pricier coins in mint condition sold for $159,000.