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What PROOF and UNC Mean for Coins
The condition and quality of a coin’s strike directly affect its collectible and investment appeal. Descriptions often include the labels PROOF and UNC,...


The 500 ₸ silver coin is dedicated to the Ustyurt mouflon, a rare representative of Kazakhstan’s wild fauna that inhabits the harsh natural conditions of the Ustyurt Plateau. This issue highlights the importance of protecting animals classified among especially valuable species and continues the theme of celebrating the richness of the nation’s wildlife. The design of such commemorative coins is typically intended to convey the animal’s appearance with accuracy, as well as its strength, endurance, and adaptation to life in rocky and arid regions. The coin is struck in .925 silver, weighs 31.10 g, and has a face value of 500 ₸. It is of interest both to collectors and to those who appreciate Kazakhstan’s numismatic issues dedicated to nature and rare animal species.