
Coin collecting for beginners
Proof vs UNC: the difference using KOKBORI as an example
On the left is the 2023 KOKBORI in Proof, and on the right is the same coin in UNC. Both are struck in 999.9 fine silver, weigh 31.10 g and have a face...


The 500 ₸ silver proof coin issued by the National Bank of Kazakhstan is dedicated to the Balkhash Tiger, an extinct predator that once inhabited the tugai forests and coastal areas of the Balkhash region. This issue draws attention to rare representatives of Kazakhstan’s fauna and serves as a reminder of the importance of preserving the country’s natural heritage. The coin is struck in .925 silver, weighs 31.10 g, and has a diameter of 38.61 mm. The image of the tiger conveys the animal’s strength, grace, and natural dignity, reflecting its important role in the region’s ecosystem. This release is of interest as a commemorative numismatic piece connected with the wildlife of Kazakhstan and the history of extinct species.