Mexican Centenario Gold Coin: History and Value
The Mexican Centenario gold coin was first struck in 1921 to mark the centenary of Mexican independence.
Centenario Coin Content
Centenario Coin: A Brief History and Overview

The Centenario coin is a Mexican gold coin that was first issued in 1921 to commemorate the 100th anniversary of Mexico’s independence from Spain. It is one of the most popular and widely collected coins in the world, and its value has increased significantly over the years. In this article, we will explore the history of the Centenario coin, its design, and its current value.
History of the Centenario Coin
The Centenario coin was first issued in 1921 to commemorate the 100th anniversary of Mexico’s independence from Spain. It was designed by the Mexican artist Emilio del Moral and was minted at the Mexican Mint in Mexico City. The coin was originally made of .900 fine gold, and it was the first gold coin to be issued by the Mexican government.
The Centenario coin was originally issued in two sizes: a 20-peso coin and a 50-peso coin. The 20-peso coin was 27.07 mm in diameter and weighed 8.33 grams, while the 50-peso coin was 37.5 mm in diameter and weighed 20.67 grams. Both coins featured the same design, which featured a portrait of the Aztec goddess of victory, Victoria, on the obverse side and the Mexican coat of arms on the reverse side.
Design of the Centenario Coin
The Centenario coin features a portrait of the Aztec goddess of victory, Victoria, on the obverse side. The portrait is surrounded by the words “Estados Unidos Mexicanos” (United Mexican States) and the date of issue. On the reverse side, the coin features the Mexican coat of arms, which is surrounded by the words “Un Centenario” (One Centenario).
The design of the Centenario coin has remained largely unchanged since its first issue in 1921. However, in 1947, the Mexican government issued a new version of the coin with a slightly modified design. This version featured a slightly different portrait of Victoria on the obverse side and a new design on the reverse side.
Value of the Centenario Coin
The Centenario coin is one of the most popular and widely collected coins in the world. Its value has increased significantly over the years, and it is now considered to be one of the most valuable coins in the world.
The value of the Centenario coin depends on its condition, age, and rarity. A 20-peso Centenario coin in good condition can be worth up to $2,000, while a 50-peso Centenario coin in good condition can be worth up to $5,000. The value of the coin can also be affected by its provenance, or the history of its ownership.
Key Specifications
- Denomination: 50 Pesos (face value only; the gold content sets the value)
- Gross weight: 41.67 grams
- Pure gold content: 37.5 grams (1.2057 troy ounces)
- Fineness: .900, or 90% gold with copper making up the rest
- Diameter: 37 mm
- First year of issue: 1921
Buying and Selling a Centenario
The coin’s value comes mainly from its gold content, so the price is usually calculated as the gold content multiplied by the current gold spot price, plus a dealer premium. The premium changes with collector demand, condition and year. Compare premiums across dealers before you buy, and check the buy-back price before you need to sell, since spreads can be wide on collector pieces.
Checking Authenticity
Because the coin is large and valuable, counterfeits exist. Check the weight, diameter and thickness against the specifications above, and be wary of any coin that is noticeably lighter or the wrong size. For a high-value purchase, ask for an assay or an independent authentication, and buy from a dealer who can document the coin’s origin.
Conclusion
The Centenario coin is a Mexican gold coin that was first issued in 1921 to commemorate the 100th anniversary of Mexico’s independence from Spain. It is one of the most popular and widely collected coins in the world, and its value has increased significantly over the years.
The coin features a portrait of the Aztec goddess of victory, Victoria, on the obverse side and the Mexican coat of arms on the reverse side. The value of the Centenario coin depends on its condition, age, and rarity, and it can be worth up to $5,000 in good condition.




