COMPLETE YOUR RING

  • 1. Choose Setting
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  • 2. Choose Diamond
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  • 3. Final Product
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Inside diameter Inside circumference Sizes
MM Inches MM Inches US & Canada UK & AUS EU Japan
14.1 0.553 44.30 1.74 3 F 44 4
14.5 0.569 44.55 1.79 3½ G ½ 45½ 5½
14.9 0.585 46.81 1.84 4 H ½ 46½ 7
15.3 0.601 48.07 1.89 4½ I ½ 47½ 8
15.7 0.618 49.32 1.94 5 J ½ 49 9
16.1 0.634 50.58 1.99 5½ L 50 10
16.5 0.650 51.84 2.04 6 M 51½ 11
16.9 0.666 53.09 2.09 6½ N 52½ 13
17.3 0.683 54.35 2.15 7 O 54 14
17.7 0.699 55.61 2.20 7½ P 55½ 15
18.1 0.716 56.86 2.25 8 Q 57 16
18.5 0.729 58.12 2.29 8½ Q ¾ 58 17
19.0 0.748 59.69 2.35 9 R ¾ 59½ 18
19.4 0.764 60.95 2.40 9½ S ¾ 61 19
19.8 0.781 62.20 2.45 10 T ½ 62 20
20.2 0.797 63.46 2.50 10½ U ½ 63 22
20.6 0.814 64.72 2.56 11 V ½ 64½ 23
21.0 0.830 65.97 2.61 11½ W ¾ 66 24
21.4 0.846 67.23 2.66 12 Y 67 25