Coins become valuable for several reasons, ranging from their historical value to their metal content. In nearly all cases, ...

A few rare coins, still in circulation today ... the price per coin dropped to as low as $20 or less. The 1969-S Doubled Die Penny is a result of a misalignment during the minting process when ...

Determining whether to spend rare coins is usually pretty simple — if ... or clear “S” mintmarks with bulbous serifs. 1969-D Kennedy Half Dollar ($2,640). Versions of this coin in pristine ...