Harvey G. Stack, the patriarch of the family firm that calls itself the nation’s largest rare coin business, died on Jan. 3 in New York. He was 93. His death was confirmed by his son, Larry.

An American silver coin dating back to the 17th century, before the United States was founded, has sold for a record-breaking $2.52 million at auction, eight years after it was discovered in an ...

Spectrum Group International Inc. subsidiary Stack’s Bowers Galleries sells $1000 Series of the 1891 Silver Certificate graded Very Fine 25 by PMG for ...

A 1794 silver dollar, ... The Flowing Hair Silver Dollar more than doubled the previous $4.1 million record for a coin set in 1999, auction house Stack's Bowers Galleries said.