Collectors are willing to pay a high value for 10-cent coins with minting errors. Understand how to identify these rarities, know the factors that increase the value of coins, and discover how to sell your rare pieces effectively by participating in groups, specialized stores, and auctions.
In recent years, coin collecting has been growing considerably in Brazil. This interest gained momentum especially after the 2016 Olympics, held in Rio de Janeiro.
The Central Bank launched a commemorative coin collection to mark the event, but the world of collectors goes far beyond these pieces.
Did you know that there are 10-cent coins that can be worth up to 1,500 times their market value? Keep reading to discover more about this fascinating world of numismatics and how it can hide real treasures in your home.
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Numismatics on the Rise in Brazil
Numismatics, which is the study and collecting of banknotes, coins, and medals, has expanded significantly in Brazil.
Numismatists, as the experts and collectors of these items are called, view their collections as more than simple monetary objects.
They attribute historical, artistic, and economic values to their pieces, which leads some coins to reach surprising prices in the market.
The Fad of Olympic Coins
When the Central Bank launched the commemorative coins for the 2016 Olympics, there was a real rush to acquire these items.
The collection, composed of 16 models representing Olympic and Paralympic sports, as well as the event’s mascots, became a craze among Brazilians.
The quest to complete the collection was comparable to the passion for sticker albums, with many collectors not resting until obtaining all specimens.
What Makes a Coin Valuable?
The value of a coin is not just in its face value. Several factors can increase its price in the collector’s market:
- Commemorative Coins: Released to mark special dates or events.
- Minting Errors: Mistakes in the manufacturing process that make the pieces unique.
- Antiquity: The older a coin is, the more valuable it can be.
- Limited Quantity: Coins produced in small quantities are rarer.
- Condition: Coins in perfect condition have a higher value.
The 10-Cent Coin That Can Be Worth R$ 150
An intriguing example is the 10-cent coin launched in 1995 by the Central Bank, commemorating the 50th anniversary of the Food and Agriculture Organization (FAO).
This coin, with a limited mintage of 1 million pieces, has a rare minting error known as “marked date.” This error occurs when the date is minted in a way that appears slightly on the obverse of the coin, increasing its value to up to R$ 150.

How to Sell Rare Coins in Brazil
If you have rare coins and want to sell them, follow these tips to get the best price:
- Join Collector Groups: Social networks like Facebook have groups dedicated to numismatics.
- Visit Specialized Stores: Both physical and online, these stores buy and sell rare coins.
- Participate in Auctions: Coin auctions are great for high-value items, providing a competitive environment.
- Use Online Platforms: Websites like Mercado Livre and Shopee have many users interested in collections.
Gaining Knowledge and Experience
To sell your coins for a good price, it is crucial to increase your knowledge about numismatics. Participating in auctions and interacting with other collectors can help you better understand the market and demand for different types of coins. Competitive environments, such as auctions, often result in sales at higher prices.
And you, have you checked your coins? Which one might be a hidden gem?

Eu tenho moedas das olimpíadas, como faço pra vender ?
Eu tenho essas moedas ponto novo Bahia
Excelente