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Gift Boxes

Luxury Jewelry Boxes

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Chains

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Ring Size

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Ring Size

Ring Size Information

International Ring Size Conversion Chart

How to determine your ring size

  1. Wrap a piece of string or a strip of paper around your finger.
  2. Mark the point where the two ends meet.
  3. Measure the string or paper against a ruler to get the circumference of your finger.
  4. Divide that by 3.14 to get the diameter of your finger.
  5. Look up your ring size using the table below.
Inside Diameter  Inside Circumference Sizes
MM Inches MM Inches British & Australian

 US & Canada

French & Russian German Japanese Swiss
14.86 0.585 46.68 1.84 H 1/2 4 - 15 7 -
15.27 0.601 47.97 1.89 I 1/2 4 1/2 - 15 1/4 8 -
15.70 0.618 49.32 1.94 J 1/2 5 - 15 3/4 9 -
16.10 0.634 50.58 1.99 L 5 1/2 51 3/4 16 - 11 3/4
16.51 0.650 51.87 2.04 M 6 52 3/4 16 1/2 12 12 3/4
16.92 0.666 53.16 2.09 N 6 1/2 54 17 13 14
17.35 0.683 54.51 2.15 O 7 55 1/4 17 1/4 14 15 1/4
17.75 0.699 55.76 2.20 P 7 1/2 56 1/2 17 3/4 15 16 1/2
18.19 0.716 57.15 2.25 Q 8 57 3/4 18 16 17 3/4
18.53 0.729 58.21 2.29 Q 3/4 8 1/2 - 18 1/2 17 -
18.89 0.748 59.34 2.35 R 3/4 9 - 19 18 -
19.41 0.764 60.98 2.40 S 3/4 9 1/2 - 19 1/2 19 -
19.84 0.781 62.33 2.45 T 1/2 10 - 20 20 -
20.20 0.797 63.46 2.50 U 1/2 10 1/2 - 20 1/4 22 -
20.68 0.814 64.97 2.56 V 1/2 11 - 20 3/4 23 -
21.08 0.830 66.22 2.61 W 3/4 11 1/2 - 21 24 -
21.49 0.846 67.51 2.66 Y 12 67 1/2 21 1/4 25 27 1/2
21.69 0.854 68.14 2.68 Y 1/2 12 1/4 - - - -
22.33 0.879 70.15 2.76 Z+1 13 - 22 27 -

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