In addition to gold coins in the traditional currency sense, modern financial markets also use similar terms. In securities trading, gold coins often refer to a commodity, namely metallic gold. Investors can get a return on their investment by buying gold coins. In addition, gold coins can also be used as a token to represent the value or rights of a company or group in a specific economic system.
Recently, with the rise of cryptocurrency market, gold coins have become common tokens in digital currency. Trading units in digital currency, such as Bitcoin, Ethereum and Litecoin, are all called "coins", in which "Bitcoin" is derived from the form of "coins". For traders in digital currency, gold coins represent the basic unit of transactions and are used to buy digital assets or transfer assets.