Certified coins to guarantee authenticity and value In the world of numismatic collecting, certified coins represent the ultimate guarantee of authenticity, quality and value. Obtaining a professional certification not only protects your coins, but also increases their attractiveness and reliability in the market. At NCV Grading, we are experts in coin certification, offering a rigorous …
The 25 peseta coin, known as the “Alfonsina”, is a key piece in the numismatic history of Spain. Emerging in the context of the Latin Monetary Union (LMU), this gold coin stands out for its unique weight and design, which set it apart from other European coins of the time. Although Spain was never a full member of the LMU, it adopted its economic model in 1868, introducing the peseta as the new monetary unit. The Alfonsina, minted with the effigy of King Alfonso XII, became one of the most popular and demanded coins, both nationally and internationally, appreciated for its artistic, historical and economic value.
Manuel Mozo Monroy is an expert in medieval numismatics. Known primarily for his work on the coins from Castilla y León, Manuel Mozo has published numerous works, most notably the “Enciclopedia de la Moneda Medieval Románica” (Encyclopedia of Medieval Romanesque Coinage.) Manuel also collaborates with museums and archaeological associations.
Valuation of Coins Coin grading is a crucial process in the world of numismatic collecting, as it determines the value of a coin based on several key factors. Whether you are an experienced collector or someone who is just getting started in this fascinating hobby, understanding how a coin is valued will allow you to …
The 50 Mexican peso gold coin, popularly known as the “Centenario”, is one of Mexico’s most outstanding and valuable numismatic pieces. First issued in 1921 to commemorate the centennial of Mexico’s independence, this coin stands out for its iconic design featuring the Angel of Independence on the obverse and the national coat of arms on the reverse.
With a design featuring Vrenelli’s bust and the Swiss coat of arms, this 20 Swiss franc gold coin is one of the most iconic coins in the investment and collectible arena.
The Hispano-Arabic coins from Al-Andalus and the Taifa Kingdoms offer a fascinating glimpse into medieval Spain’s rich cultural and economic history. These coins reflect the intricate artistry and diverse influences of Islamic rule in the Iberian Peninsula. Each coin tells a story about political power, trade, and cultural exchange, featuring Arabic inscriptions and elaborated designs. Collectors and historians alike value these coins for their historical significance and aesthetic beauty, making them a captivating subject for anyone interested in the legacy of Al-Andalus and its Taifa Kingdoms.
Is it important to authenticate old coins and banknotes? Numismatics, or the study and collecting of coins and banknotes, is a passion that has captured the attention of many people throughout history. However, with the growing interest in ancient coins and banknotes, the risk of acquiring counterfeits has also increased. For this reason, authenticating coins …
Collecting dollar coins is not just a hobby: it’s an exciting journey through American history. From the intricate designs to the fascinating stories behind each coin, collecting the world’s most powerful currency offers a unique glimpse into American evolution.
Roman coins are one of the most fascinating and valuable pieces of ancient history for collectors. These coins not only have an economic value, but they also represent a direct link to the past of one of humanity’s most influential civilizations. However, the market for ancient coins, especially Roman coins, is rife with replicas and …
