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International Ring Size Chart

Circumference	Diameter	Sizes
MM	MM	US & Canada	UK / Australia / South Africa	France	German/ Russia / Ukraine / Asia	India / China / Japan / South America / Turkey / Israel	Italy / Spain / Netherlands / Switzerland
44.14	14.05	3	F	44	14	4	4
44.77	14.25	31/4	F3/4	45	-	5	-
45.40	14.45	31/2	G1/4	45 1/4	14 1/2	-	-
46.04	14.66	3 3/4	G-1/2	45 7/8	14 3/4	6	5 7/8
46.68	14.86	4	H 1/2	-	15	7	-
47.25	15.04	4 1/4	I	47 3/4	-	-	7 3/4
47.97	15.27	4 1/2	I 1/2	-	15 1/4	8	-
48.65	15.49	4 3/4	J	48 3/8	15 1/2	---	8 3/8
49.32	15.70	5	J 1/2	-	15 3/4	9	-
49.95	15.90	5 1/4	K 1/4	-	-	-	-
50.58	16.10	5 1/2	L	51 3/4	16	10	11 3/4
51.23	16.31	5 3/4	L	50 7/8	---	11	10 7/8
51.87	16.51	6	M	52 3/4	16 1/2	12	12 3/4
52.50	16.71	6 1/4	M 1/2	-	-	-	-
53.16	16.92	6 1/2	N	54	17	13	14
53.84	17.14	6 3/4	N	53 3/8	---	---	13 3/8
54.51	17.35	7	O	55 1/4	17 1/4	14	15 1/4
54.82	17.45	7 1/4	O 1/2	-	-	-	-
55.76	17.75	7 1/2	P	56 1/2	17 3/4	15	16 1/2
56.46	17.97	7 3/4	P-1/2	55 7/8	18	---	15 7/8
57.15	18.19	8	Q	57 3/4	18	16	17 3/4
57.65	18.35	8 1/4	Q 1/2	-	-	-	-
58.21	18.53	8 1/2	Q 3/4	-	18 1/2	17	-
58.78	18.71	8 3/4	R-1/2	58 3/8	18 3/4	---	18 3/8
59.34	18.89	9	R 3/4	-	19	18	-
60.38	19.22	9 1/4	S 1/4	-	-	-	-
60.98	19.41	9 1/2	S 3/4	-	19 1/2	19	-
61.66	19.63	9 3/4	T	60 7/8	---	---	20 7/8
62.33	19.84	10	T 1/2	-	20	20	-
62.89	20.02	10 1/4	U	62 3/4	-	21	22 3/4
63.46	20.20	10 1/2	U 1/2	-	20 1/4	22	-
64.22	20.44	10 3/4	V	63 3/8	20 1/2	---	23 3/8
64.97	20.68	11	V 1/2	-	20 3/4	23	-
65.50	20.85	11 1/4	W 1/4	-	-	-	-
66.22	21.08	11 1/2	W 3/4	-	21	24	-
66.87	21.29	11 3/4	X	65 7/8	21 1/4	---	25 7/8
67.51	21.49	12	Y	67 1/2	21 1/4	25	27 1/2
68.14	21.69	12 1/4	Y 1/2	-	-	-	-
68.77	21.89	12 1/2	Z	68 3/4	21 3/4	26	28 3/4
69.46	22.11	12 3/4	Z-1/2	68 3/8	---	---	28 3/8
70.15	22.33	13	Z+1	69	22	27	-
71.00	22.60	13 1/2	Z+1.5	70 1/4	-	-	-
71.28	22.69	13 3/4	Z+2	70 3/8	-	-	-
72.00	22.92	14	Z+2.5	71	-	-	-
72.45	23.06	14 1/4	Z+3	-	-	-	-
73.01	23.24	14 1/2	Z+3.5	-	-	-	-
73.73	23.47	14 3/4	Z+4	-	-	-	-
73.98	23.55	15	Z+4.5	-	-	-	-