The largest and heaviest gold coins in the world are those produced by the Perth Mint in Australia.

It weighs a full ton and is said to have been minted to commemorate the Queen's coronation anniversary. Therefore, one side of the gold coin is printed with the Queen's portrait, while the other side is engraved with Australia's unique kangaroo logo.

As early as 2014, Russian media reported on the exhibition of the world's largest gold coin. This one-ton gold coin was produced by the Perth Mint in Australia in 2011. It was made of 99.99% pure gold and cost

18 months in the making.

Its diameter can reach 80 centimeters, which is almost the same as a small round table, and its thickness has reached 12 centimeters, which is equivalent to the thickness of an entire cake.

Introduction to gold coins: Gold coins are an ancient currency or a modern collection.

Gold coins are mostly in the shape of round discs, are expensive and are valuable collectibles.

In ancient times, it was a kind of currency for buying and selling.

For a long period of time in human history, gold coins were the official currency of many countries.

In modern times, it is generally a private collection and is a kind of monument with high commemorative value.

Gold coins made of gold are liquid and have investment value. They are also called investment gold coins, such as the common American Eagle Gold Coins, Canadian Maple Leaf Gold Coins, Australian Lucky Gold Coins, etc.

Commemorative gold coins are also a type of gold coins. They are usually commemorative gold coins printed and issued for a specific purpose or an event.