How do I know my finger size?
1ère method:
How to proceed Print the size chart on your printer Check that the 10cm indicator measures 10cm on your sheet of paper.
Place a ring that looks good on you (a wedding ring for example) on the sheet of paper.
When the inside diameter of your ring exactly matches the inside diameter of a ring on the sheet of paper, you have found your finger size.
You also have the possibility of measuring with a caliper the inside diameter of a ring that suits you well. By equivalence you know right away what your finger size is.