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The International Size Reference Guide

Ring Size Conversion Chart

International Ring Size Conversion Chart

Ring Size Systems, Codes:

The following country codes are used in the ring size converter below:

UK/AU: United Kingdom (UK), Ireland, Australia and New Zealand ring size system
US: USA (US), Canada and Mexico ring size system
JP/CH/SA: Japan, China and South America ring size system
IT/ES/NL: Italy, Spain, Netherlands and Switzerland ring size system
FR/DE/SC: France, Germany, Belgium, Austria and Scandinavia (Norway, Sweden, Denmark) ring size system
IN: India ring size system

Want to Determine Ring Size?:

Ring Size Converter

UK
AU
US JP
CH
SA
IT
ES
NL
FR
DE
SC
IN
.
- 0 - - 36 -
- 1/4 - - 37 -
A 1/2 - - 38 -
A 1/2 3/4 - - 39 -
B 1 1 - 39 -
B 1/2 1 1/4 - - 40 -
C 1 1/2 - 0.5 40 -
C 1/2 1 3/4 - 1 41 1
D 2 2 1.75 42 2
D 1/2 2 1/4 - 2.25 42 -
E 2 1/2 3 3 43 3
E 1/2 2 3/4 - 3.5 44 4
F 3 4 4.25 44 -
F 1/2 3 1/4 5 4.75 45 5
G 3 1/2 - 5.5 46 -
G 1/2 3 3/4 6 6 46 6
H 4 7 6.75 47 -
H 1/2 4 1/4 - 7.5 47 7
I 4 1/2 8 8 48 8
J 4 3/4 - 8.75 49 9
J 1/2 5 9 9.25 49 -
K 5 1/4 - 10 50 10
K 1/2 5 1/2 10 10.5 51 -
L 5 3/4 - 11.25 51 11
L 1/2 6 11 11.75 52 12
M 6 1/4 12 12.5 53 -
M 1/2 6 1/2 13 13.25 53 13
N 6 3/4 - 13.75 54 -
N 1/2 7 14 14.5 54 14
O 7 1/4 - 15 55 15
O 1/2 7 1/2 15 15.75 56 -
P 7 3/4 - 16.25 56 16
P 1/2 8 16 17 57 17
Q 8 1/4 - 17.5 58 -
Q 1/2 8 1/2 17 18.25 58 18
R 8 3/4 - 19 59 19
R 1/2 9 18 19.5 60 -
S 9 1/4 - 20.25 60 20
S 1/2 9 1/2 19 20.75 61 21
T 9 3/4 - 21.5 61 -
T 1/2 10 20 22 62 22
U 10 1/4 21 22.75 63 23
U 1/2 10 1/2 22 23.25 63 -
V 10 3/4 - 24 64 24
V 1/2 11 23 24.75 65 25
W 11 1/4 - 25.25 65 -
W 1/2 11 1/2 24 26 66 26
X 11 3/4 - 26.5 67 -
X 1/2 12 25 27.25 67 27
Y 12 1/4 - 27.75 68 28
Z 12 1/2 26 28.5 69 -
Z 1/2 12 3/4 - 29 69 29
- 13 27 29.75 70 30
Z 1 13 1/4 - 30.5 70 -
Z 1.5 13 1/2 - 31 71 31
Z 2 13 3/4 - 31.75 72 32
Z 3 14 - 32.25 72 -
- 14 1/4 - 33 73 33
Z 4 14 1/2 - 33.5 74 -
Z 5 14 3/4 - 34.25 74 34
- 15 - 34.75 75 35

Tips, Tricks or Questions?

Do you have tips, tricks or questions on converting ring sizes? Let us hear! Thanks :)

Note: All our size charts are guidelines.

Sizes may vary with brands, models and manufacturers. Due to this fact, we can not guarantee that our size charts always will show the right sizes.

You are welcome to link to our size charts from your blog/website/webshop. Store owners may also refer to our size charts in their store(s). Thanks a bunch!

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