These methods will help ensure you choose the correct ring size for your online purchase.

Measuring an existing ring
1. Take a ring that fits the intended finger well.
2. Measure the inner diameter of the ring using a ruler.
3. Compare this measurement to a ring size chart to determine your size.

Using a string or strip of paper
1. Wrap a piece of string or a thin strip of paper around the base of your finger.
2. Mark where the string or paper overlaps.
3. Measure the length from the start to the mark using a ruler.
4. Use a ring size chart to find your size based on this measurement.