Size Guide

1. Take a ring that fits you perfectly and place it on a tape measure as shown in the figure.

2. Be careful to take the internal measurement of the ring in mm without counting the edges of the ring

3. The measurement of the internal diameter is not the size of the ring, we must look at the table below to see which measurement it corresponds to

4. For example, if the internal diameter is 18.8 mm, the corresponding measurement is a 19

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