Rings Sizes

Size Chart

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United States & Canada

UK, Europe & Australia CN/SG/JP HK Switzerland Circumference(mm)

4
4.25
4.5
4.75
5
5.25
5.5
5.75
6
6.25
6.5
6.75
7
7.25
7.5
7.75
8
8.25
8.5
8.75
9
9.25
9.5
9.75
10
10.25
10.5
10.75
11
11.25
11.5
11.75
12

H	7	9		46.8
0.5H			7.75	47.4
I	8	10		48
J			9	48.7
0.5J	9	11		49.3
K			10	50
0.5K	10	12		50.6
L			11.75	51.2
0.5L	11	13	12.75	51.9
M	12			52.5
0.5M	13	14.5	14	53.1
N				53.8
0.5N	14	16	15.25	54.4
O				55.1
0.5O	15	17	16.5	55.7
P				56.3
0.5P	16		17.75	57
		18		57.2
0.5Q	17	19		58.3
R			19	58.9
0.5R	18	20.5		59.5
S			20.25	60.2
0.5S	19	22		60.8
T			21.5	61.4
0.5T	20	23		62.1
U	21			62.7
0.5U	22	24	22.75	63.4
V				64
0.5V	23	25		64.6
W			25	65.3
0.5W	24	26		65.9
X				66.6
0.4X	25	27.75	27.5	67.2

*These charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.

How to Measure

To choose the correct size for you measure your body as follows