Find your ring size

Please note: This ring sizer should be used as a general guide only as ring sizes may vary slightly depending on design. For wider rings (above 8mm), please allow 1 size larger than normal. Before you order, please read our returns policy.

For actual measurements of each ring size, see the table below.

RingSize

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Ring Measurements



Ring Size Inside Diameter  Inside Circumference
  MM Inches MM Inches
J 15.40 0.606 48.38 1.90
K 15.80 0.622 49.64 1.95
L 16.10 0.634 50.58 1.99
M 16.51 0.650 51.87 2.04
N 16.92 0.666 53.16 2.09
O 17.35 0.683 54.51 2.15
P 17.75 0.699 55.76 2.20
Q 18.19 0.716 57.15 2.25
R 18.61 0.733 58.47 2.30
S 19.10 0.752 60.00 2.36
T 19.51 0.768 61.29 2.41
U 20.02 0.788 62.89 2.48
V 20.32 0.800 63.84 2.51
W 20.76 0.817 65.22 2.57
X 21.18 0.834 66.54 2.62
Y 21.49 0.846 67.51 2.66
Z 21.89 0.862 68.77 2.71