First of all, it is necessary to inform you that the price of a currency is based on the exchange rate and its variation. This variation occurs based on numerous factors. These are liquidity, the behavior of the trade balance, the way the economy presents itself at the moment, among other situations, including even commodities.
Many people have no idea that the price of commodities, i.e. soybeans, oil, etc. are direct influencers of their lives, so it's good to know a little more about the currency and its appreciation (or devaluation) to understand the impact on our daily lives.
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It is noteworthy that among traditional currencies, cryptocurrencies have been highlighted as one of the most valued in the world. Despite being different from official currencies because it is a type of financial investment and a means of carrying out financial transactions at the same time.
So, let's take a look at some of the most expensive coins in the world below, as well as others considered to be the cheapest in 2021.
Most Expensive Coins in 2021
O Dinar, from Kuwait – This coin is worth R$ 18.00 each. This is the highest value assigned to a coin today.

rial – Currency from the country of Oman, is quoted today in dollars at USD 2.60, making this currency among the top 3 in the world.
JOD, or jordanian dinar – Today this currency is equivalent to R$ 8.00, which is almost two dollars at the current exchange rate.
Cheapest coins in the world in 2021
Today Venezuela is experiencing one of the saddest crises in the world and this causes its currency to devalue in a very relevant way. The Bolivar, the country's currency, currently costs less than 1 Brazilian cent.

Finally, in the same wake is Iran, which due to its disagreements with other countries in the world over nuclear issues, devalued its currency – Iranian Rial – having the same value as the previous coin, that is, less than 1 Brazilian cent.
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