Every country has its ring sizing methods. All sizes listed on Rings Paradise are standard American sizes.
That is why if you are making purchase outside of the US, it is better to rely on the Official International Ring Size Conversion Chart to choose your correct ring size. For your convenience Rings Paradise created the chart for you with the international sizes, and its equivalence in the United States. Make sure that US and Canada have the same ring sizes, such as UK and Australia, France and Russia