Costello’s design was among the five finalists culled from more than 130 designs submitted by more than 50 artists.

After the 2003 departure of Sotheby's International Auction House, Chicago went more than a dozen years without a major, worldwide auction house.

Error coins with off-center multiple strikes are popular because they’re impressive and easy to understand.

Error specialist Mike Diamond studies two very different-looking rim-restricted second strikes.

Former Coin World editor Beth Deisher has been named director of an Anti-Counterfeiting Task Force committee formed by ICTA.

Most hobbies have a rather informal system of grading, using terms that are generally understood and agreed upon. With coins, it's different.

After all of these years, one of the last great mysteries of numismatics still remains. What happened to the 700 1873-S Seated Liberty dollars?

The 2003 discovery in a Pennsylvania bank safe-deposit box of 10 1933 $20 gold double eagles changed the lives of Roy Langbord and his family forever.

Bill O'Rourke responds to a Twitter follower's questions about getting rolls to search and which denomination is best.

While it is deceptive at first glance, with a closer look it is obvious that something is wrong.

Also this week, managing editor William T. Gibbs recollected how he first heard about the existence of the historic 2017-P Lincoln cent.

The 10-year First Spouse $10 gold coin program ended in 2016, with some issues recording sales under 2,000 coins each.

Collectors dream of finding a rare coin; one individual discovered what looks like a New England shilling. But is it the real deal?

Why would an 1888 medal with bloated caricature of President Grover Cleveland also lampoon "King" Victoria?

An unusual altered coin collecting specialty focuses on pieces referred to as pop-out, pushed-out or repoussé coins.

All successful purchasers shall be entitled to a credit against future purchases in a KA auction.

The field of elongated coin collecting is in a state of perpetual expansion as many new designs are issued annually.

Early in his more than two decades at IBM, weekends afforded W. David Perkin the opportunity to visit New York City to attend auctions. He soon got hooked.

The idea is one of five that came out of the United States Mint's October 2016 Numismatic Forum.

The classic pattern issue is considered the first coin struck under the auspices of the U.S. Mint and the first to circulate as a national coinage.

Sales of the 2017-P Lions Clubs International Century of Service silver dollars, one of the year's much-publicized commemoratives, began Jan. 18.

The Indian Head 5-cent coin, often called a Buffalo nickel, has often been the coin of choice for carving a hobo nickel.

Examples often showcase beautiful rainbow toning that highlights Charles Barber’s pretty obverse and George Morgan’s handsome reverse design.

While Donald J. Trump was preparing to take the oath of office as president Jan. 20, Rhett Jeppson was resigning as principal deputy director of the U.S. Mint.

The Jan. 23 episode of the Fox Business Network’s primetime reality series "Strange Inheritance" focused on the legendary coin.