The familiar bi-metallic UK £
It's been a quarter of a century since the first UK £2 coins were struck for circulation, sparking a year of celebrations, but the coin's history actually stretches back to 1986 when the first commemorative UK £2 coin was struck for the Commonwealth Games in Edinburgh.
1. 2002 Commonwealth Games Northern Ireland - £43. In 2002, four different designs of this £2 coin were created to commemorate the Commonwealth games, but the Irish version is the rarest with only 485,500 minted.
The £2 coin was eventually launched on 15 June 1998, when millions of both versions of the coin were released.
The set was originally sold for $170 - however in recent days, the sets have been valued at as much as $6,000. Kandiah says it's the demand for the $2 Mars coin is driving the huge spike in price for the collection.
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.
Which Australian One Dollar Coins Are Valuable? Australia's rarest one dollar coin is the 2000 $1/10c mule - this is the one to look for! A few years ago, a mint condition example sold at auction for more than $10,000.
1849 Double Eagle Gold Coin
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 worth of nearly $20 million.
The two pound gold coin - sometimes referred to as the Double Sovereign - contains 14.63 grams of gold. 1986 was the first year that a different design featured on the two pound coin. In addition, this is also the first commemorative coin in the UK to feature a sporting event - the eighth Commonwealth Games.
The original red poppy coins were released in 2012, Mr Kandiah said, and had a mintage of 503,000 – 40,902 of which were C-mintmarked.
Which are the rarest 2-pound coins? There are an estimated 417 million 2-pound coins presently in circulation, representing 37 different designs. The rarest of these are the 2-pound coins minted in 2002 that celebrate the 2002 Commonwealth Games and bear the flag of Northern Island.
According to the blog ChangeChecker, the rarest one pound coin currently in circulation is the Edinburgh £1. The coin was part of a series depicting the four capital cities of the UK and is the only £1 coin with a mintage below one million.
Created over 2,700 years ago, but now located in the British Museum, is the Lydian Lion, the oldest coin in the world.
How rare is the First World War £2? There are only 650,000 of the First World War (Navy) £2 that exist. In comparison around 417million £2 coins are in circulation overall, with an estimated face value of £834 million.
The 2012 Red Poppy, 2013 Coronation and 2014 Green Dove coins also have value due to the fact that they were the earliest coins released. This means that as collectors have come along and started collecting coloured $2 coins, they have been forced to buy the harder-to-find ones.
2p coins 1971 - up to £1.60
A huge 1,454,856,250 of the coins entered circulation that year, according to Check Your Change. But with six in 10 people throwing away one and two pence coins, according to the Treasury, these coins are harder to find with every passing year.
Or Why is the 1988 $2 coin rare? The reality is that these coins are worth…. $2! They have no value over their face value and anyone who tries to sell them to you for more than that is scamming you and should be avoided like the plague.
1803 Draped Bust Silver Dollar - This is one of the rarest and most valuable coins, and only four of them are known to exist. Each of these coins are worth around $1 million if they are in good condition.
The Flowing Hair dollar was the first dollar coin issued by the United States federal government. The coin was minted in 1794 and 1795; its size and weight were based on the Spanish dollar, which was popular in trade throughout the Americas.
The title of Least Valuable Coin in the World goes to Uzbekistan's one-cent coin, the tiyin, 1,999 of which are needed to equal a single U.S. penny, the BBC notes.
The 1977 Coat of Arms 50c is the rare one. They were not meant to be minted but 10 of them have appeared.
Although the 2014 $1 WWI Centenary Unc will be issued for circulation, this is an irresistible opportunity to keep your collection complete in strictly Uncirculated condition. Better yet, this key type can be yours at a mere A$6.95 apiece!
“Coins made in 1988 and 1989 with 'HH' on them are only worth $2,” he said in the video. “As there were 198 million of these minted.”