How to Measure Your Ring Size Easily at Home

1. Wrap a piece of string or small piece of paper around your finger where the ring will sit.
2. Mark the spot where it overlaps.
3. Lay the string or paper flat against a ruler and take the measurement in millimeters.
4. Find the closest measurement in the ring size chart below to find your US ring size.
5. Alternatively, if you have a ring that fits well, you can measure the inside diameter to find the size on the chart below.