The proof design and set availability add to its rarity. Don't miss your chance to own a piece of Australian history with this unique and highly sought-after coin. This rare 2021 Australian $2 coin features Henry the octopus from the popular children's group, The Wiggles.
Description. There will be four $2 coins designs and two different $1 coins all with familiar faces on them.
$2 Coins
A new $2 coin commemorating the end of the Vietnam War has skyrocketed in value and is now selling for up to $1,200 online. The Royal Australian Mint released two $2 coins earlier this month to commemorate 50 years since the end of Australia's involvement in the Vietnam War.
The purple $2 coin was the second coloured coin created by the Mint and commemorates the 60th anniversary of the coronation of Queen Elizabeth II. “Recent selling price range of $30 to $86 for these circulated coins,” McCauley explained in a TikTok video. “But if it's got a C Mintmark, $440 to $650.
A rare 1930 Australian penny that was released during the Great Depression and never meant to be minted has sold for just under $60,000 at auction.
Here are 10 rare coins, including five still in circulation, that are certain to increase in value in the next five years.
Commonwealth Games Northern Ireland 2002
Featuring the Ulster Banner alongside a victorious figure, the coin holds a special place in the hearts of collectors and sporting enthusiasts. With a remarkably low mintage of 485,500, it is the rarest coin on our list.
This rare 1988 Australian $2 coin features the HH initials and a thick edge. Made of nickel and struck in proof-like quality, it is a valuable addition to any coin collection. The coin is from the 1900s era and has a decimal denomination.
The standout is the 2000 one dollar mule, an error coin created when the wrong dies were used, resulting in a heavier rim on the obverse (heads) side. It's estimated that only around 6,000 of these mule coins were made, which is less than 0.1% of the total coins minted that year.
But here's the truth: it's not rare at all. In fact, the Royal Australian Mint struck a staggering 160.9 million of these coins in 1988. That makes it one of the most common coins in circulation. The “HH” you see under the portrait of the Queen?
Every one of the low-mintage Colour $2 C Mintmark issues, for example, trades above the original issue price – many being worth hundreds of dollars. Struck from 2020 to 2023, and not issued for circulation, the RAM's low-mintage Tooth Fairy $2 issues also rank as valuable $2 coins.
Meanwhile, the Wiggles' estimated net worth holds steady at $50 million. “I've always wanted the Wiggles to be diverse,” says Field, 58, who co-founded the rainbow juggernaut back in 1991.
New Bluey coins already fetching high prices
The 2025 $1 Coloured Uncirculated Bluey Christmas Coin in an ornament is priced at $20. The 2025 $1 Coloured Fine Silver Proof Bluey Christmas Coin in a hanging bauble is priced at $100.
The rarest and most sought-after $2 coins, such as the 2012 Red Poppy and 2013 Purple Coronation, have become valuable treasures for numismatists, fetching high prices on the collectors' market.
A coin is usually considered rare if it has a low mintage figure – this is set by The Royal Mint. A mintage figure relates to how many of a coin were made, so the lower it is the rarer the coin is.
The Uzbek tiyin is the world's lowest value coin that was still legal tender until 1 March 2020, although in practice it was rarely found in circulation. As of 2024, it takes 1,000 of them to equal just one penny in the United States.
The one remaining specimen is carefully preserved at National Numismatic Collections at the Smithsonian Institution. The 1849 Double Eagle is currently the rarest and most valuable coin in the world, with an estimated value of around $20 million.
Decimal Coins with Errors and Low Mintage
Take the 1910-S Lincoln Cent, for instance. At first glance, it's just a tiny copper coin — the humble one-cent piece many of us toss into jars or piggy banks. But among coin collectors, this early Wheat Penny is considered a true gem, commanding prices as high as $250,000 in pristine condition.
Many gamblers in the U.S. swear by the luck of the leap year Mercury dime. The “silver dime” as it's also known, is used in the African-American religion of hoodoo to help conjure luck as well. These practices likely stem from Mercury being the god of “the crossroads” or fate, as well as chance.
The rare 1984 $1 coin was struck on a 10-cent blank in error, instead of a $1 blank, meaning the coin is silver rather than gold. One of the coins went to auction with a price guide of between $2,000 and $3,000 this week, sold by auctioneers Roxbury's Auction House.
The Flowing Hair Dollar sold for $10 million at auction in 2013 to set a new world record for the highest price ever paid for a rare coin, CNN reported.