Use this quick method to measure your ring size at home with just paper and a ruler! Wrap the paper around the base of the finger you plan on wearing the ring on. Mark where the paper overlaps.  Measure the length from the start to the mark on a ruler or measuring tape. Find your ring size using the chart below.   Size Circumference (in) Circumference (cm) Circumference (mm) 6 2.05 in 5.19 cm 51.9 mm 7 2.14 in 5.44 cm 54.4 mm 8 2.24 in 5.70 cm 57.0... Read more...