How do I use String as a Ring Sizer?
1. Take a piece of string, ribbon, thread, or a thin strip of paper and wrap it around your finger, close to the knuckle.
2. With a pen, carefully mark the spot where the string overlaps with its end and either hold it up to a ruler that has millimeter measurements.
3. Use the chart below to determine your ring size.
Ring
Size
MEASUREMENT (MM)
How do I use a ring I already own to find my ring size?
1. With a ruler and the chart below. Use the ruler to measure the diameter of the inside of the ring, then look up the measurement on the chart to find the corresponding ring size.