On September 22, 2017 the ceremony of the winners of the Eleventh International Commemorative Coins Contest “Coin Constellation-2017” took place in Moscow. It was held within the framework of the Eighth International Coin Conference and Exhibition COINS-2017.

This year, 40 participants from 27 countries of the world submitted 268 coins. According to the competition conditions, all the coins were issued since January 1 until December 31, 2016. “Coin Constellation” is the only international contest of commemorative coins held within the territory of Russia. Coins submitted by the national banks, mints and coin distributing companies from all over the world participate in the contest.

Winner of “Coin Constellation 2017” · Unique Concept

The winner is “3D Diamond” coin struck at Helvetic Mint (Switzerland). It is the first coin in the world in the shape of a diamond out of a whole piece of silver with an insert of 0.1-carat diamond. According to the manufacturers, the peculiarity of the coin is in the unique minting. The coin has 32 planes, 1 culette (with the image of Queen Elizabeth II) and 24 bottom facets – just like a diamond. In one of the bottom facets, there is an insert of a real diamond.