What About The Purity of The…

Krugerrand, Eagle, 50 Peso, and Austrian 100 Coronae? Will they be worth less later since they’re not 24 karat?
Purity is largely irrelevant among gold and silver dealers. Coins and bars are bought and sold based on their weight, not their purity. Unless you’re going to melt the coins down, it’s just not an issue and doesn’t affect the price.