For coin collectors, the allure of a well-maintained collection is undeniable. However, the process of cleaning coins is fraught with potential pitfalls. Many collectors are unaware that improper ...

A rare Danish gold coin could fetch more than $1 million when it goes to auction next month, kicking off the sale of one a mysterious coin collection.

According to a police statement, the man gathered the pills over a 20-year period and carefully stored them in coin-collecting folders.

The vast coin collection, much of which was buried underground for more than 50 years, is expected to fetch in excess of $100 million at auction, according to experts.

A rare collection of gold coins dating back over a century has been appraised at a staggering $2 million — which is about $1.9 million more than the family who owns the set anticipated.

Coin collectors draw big headlines when they sell their rare coins for thousands or even millions of dollars, but the vast majority of collectors will never see such a payoff. The most valuable ...

A Danish butter tycoon's $72 million coin collection is headed to auction 100 years after his death.