Measure an existing ring

1. Find an existing ring that fits your finger.
2. Measure the internal diameter of the ring (in mm).
3. Use the below chart to determine your ring size.
4. Size down if you are between sizes.

Measure your finger

1. Wrap a strip of paper around your finger where you’d like your ring to be.
2. Make sure that the paper is pulled tight around your finger.
3. Mark the spot where the paper meets and measure the distance with a ruler (mm).
4. Use the below chart to determine your ring size.
5. Size down if you are between sizes.