
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...


This commemorative coin of Kazakhstan is dedicated to two important anniversaries at once: the 20th anniversary of the Collective Security Treaty and the 10th anniversary of the Collective Security Treaty Organization. The issue reflects the country’s participation in the development of regional cooperation mechanisms and collective security across the post-Soviet space. The coin is part of the Outstanding Events and People series and is of interest as a numismatic issue connected with important stages of Kazakhstan’s international engagement. The face value is 500 tenge. The coin is struck in .925 silver and weighs 31.10 grams. Thanks to its theme related to interstate associations and commemorative dates, this issue holds a notable place among modern Kazakhstani commemorative coins.