How to measure your
Ring Size Measured Size
finger
USA inches mm
1. Wrap a piece of string or
paper strip around the base 4 1 13/16 46.5
of your finger.
4 1/2 1 7/8 47.8
2. Mark the string or paper 5 1 15/16 49
where it overlaps to form a
complete circle. 5 1/2 2 50.3
6 2 1/16 51.5
3. Measure the length of
the section of string or 6 1/2 2 1/8 52.8
paper where it overlaps
around the finger. 7 2 3/16 54
4. Compare your 7 1/2 2 1/4 55.3
measurement with this 8 2 5/16 56.6
chart to determine your ring
size. 8 1/2 2 3/8 57.8
9 2 7/16 59.1
9 1/2 2 1/2 60.3
10 2 9/16 61.6
10 1/2 2 5/8 62.8
11 2 11/16 64.1
11 1/2 2 3/4 65.3
12 2 13/16 66.6
12 1/2 2 7/8 67.9
13 2 15/16 69.1