Find out your Ring Size

With a ring. Measure across the inside, edge to edge, in millimetres. Match it in the Inner Ø column.

With paper. Wrap a strip around your finger, mark the overlap and measure it flat. Match it in the EU column.

ES Inner Ø (mm) EU (mm around) UK US
4 14.0 44 E½ 3
5 14.3 45 F½ 3¼
6 14.6 46 G½ 3¾
7 15.0 47 H 4
8 15.3 48 I 4½
9 15.6 49 I½ 5
10 15.9 50 J½ 5¼
11 16.2 51 K½ 5¾
12 16.6 52 L 6
13 16.9 53 M 6½
14 17.2 54 M½ 6¾
15 17.5 55 N½ 7¼
16 17.8 56 O½ 7¾
17 18.1 57 P 8
18 18.5 58 Q 8½
19 18.8 59 Q½ 8¾
20 19.1 60 R½ 9¼
21 19.4 61 S½ 9½
22 19.7 62 T 10

Measure in the evening, when fingers are warmest. Between sizes, or yours isn't listed? Every ring can be made to order, please allow up to three weeks.

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