I was looking trough a big badge of New Zealand coins I got recently, and by pure accident I saw my 1976 10 Cent was with a plain edge (see pictures)
Is this someone who have been a bit crafty, an accident or something else? It doesn't feel noticeable difference in size, fron the other coins.
Maybe referee knows something? @brismike
The coin in question:
Thanks in advanced for responses! :D



