Measure an existing ring
- Choose an existing ring that fits the desired finger.
- Measure the inside diameter of the ring (in mm).
- Use the below chart to determine your ring size.
Measure your finger
- Wrap a thin strip of paper around the base of your desired finger.
- Pull the paper snug to ensure the best fit.
- Mark the spot where the paper meets.
- Measure the distance with a ruler in mm for the circumference of the finger.
- Use the below chart to determine your ring size.