A rare "double eagle" coin was ... to the Professional Coin Grading Service. Despite its rarity, the final sale fell short of expectations that it might surpass the $2 million mark.

A single coin can be worth a lot of money -- a pretty penny, one might say -- if it's rare and has enough historical ...

In 2006, a 1927-D Saint-Gaudens Double Eagle sold for $1.3 million at auction. Other coins of the same type have fetched prices of $4,4 million, $3.8 million, $2.1 million, $1.4 million, $577,500, and ...

They have been entrusted to sell a single collection of about 15,000 mostly gold and silver ... paid for a coin at auction is $18.9mn and was for a so-called 1933 “Double Eagle” coin, with ...