To find your ring size using circumference, wrap a piece of string or paper around the base of your finger and mark where it overlaps. Lay it flat against a ruler and measure the length in millimetres. This is your fingers circumference.
For diameter, using a ring that already fits comfortably and measure the inside width if the right straight across the center with a ruler or measuring tape. Compare your measurements with our ring size chart to find your perfect fit.
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