The sestertius was worth one-fourth of a denarius in the ancient Roman monetary system.

One of the most famous and influential names in Australia’s cricket history is now being honored on an Uncirculated copper-nickel 50-cent coin.

The Macau Numismatic Society marks its annual coin expo with a Panda medal, the 2016 edition showing twin Pandas born in Macau and race car driver Ayrton Senna.

Champion offers an example graded Mint State 61 by Professional Coin Grading Service, the highest graded example of this coin by PCGS.

The protests surrounding Tiananmen Square in China in 1989 forced issuers to melt most 1989 Dragon and Phoenix silver and gold coins.

Talk about building a nice nest egg — a new high relief Proof silver coin from the Perth Mint shows the strutters of the barnyard in style.

The Bradford Exchange honors the 75th anniversary of the attack on Pearl Harbor with a crown coin from Tristan da Cunha.

A gold 5-ducat coin from 1640 honors the erection of new fortifications around Munich during the Thirty Years’ War.

Latvia finds inspiration for its modern coins in ancient jewelry. The Latvijas Banka has released the first gold €5 coin in a series to celebrate brooches.

The Pobjoy Mint continues its Marine Life series with coins from South Georgia and South Sandwich Islands featuring the pilot whale.

A rich collection of medals can be assembled around an event. The Chicago World’s Fair of 1893 serves as a great example for this approach.

For example, many collectors find Abraham Lincoln to be an irresistible subject because of the thousands of known medals that depict the great president.

King Edward VIII’s abdication of the throne to marry Wallis Simpson in 1936 led Canada to create one of that country’s most famous rarities, the 1936 Dot cent.

Find an artist whose work you're drawn to. The Expressionistic medalist Karl Goetz serves as a great example of an artist to collect.

Collectors love assembling sets because sets provide order and a built-in method of organizing a collection.

The French jeweler Van Cleef & Arpels, which marks its 110th anniversary in 2016, is the subject of the Monnaie de Paris’ annual French Excellence coin program.

Two new coins from the Royal Canadian Mint mark a first — the coins are the first from the RCM to be shaped like a football.

The 1933 penny may be the most famous British coin of the 20th century. In August, Heritage Auctions sold the example once in the Emory May Norweb Collection.

Medals can be a?daunting area to col­lect. Our multi-part series will outline four ways that one can organize a collection of medals.

Though not the rarest Australian coin, the 1930 penny has legendary status among Australian commonwealth coins.

Caligula honored the memory of his mother with a parade of her ashes, a scene seen on the reverse of this circa 37 to 41 A.D. bronze sestertius struck in Rome.

In February 2016 at the World Money Fair, Coin Invest Trust, a company based in Liechtenstein, unveiled an entirely new approach to high relief coins.

Sale offers one of the best extant gold ryals of fewer than 3,000 struck between 1584 and 1587 to finance an English military expedition to the Netherlands.

A copper box shaped like a halfpenny stack, with two real coins as lid and base, and 24 brass imitation guineas and three authentic coins inside, brought $360.

Australia’s Perth Mint celebrates Christmas with a star-shaped silver coin in color.