Ring Size Chart

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US/Canada	Circumference Inches	Circumference MM	Great Britain/Uk/Australia	Germany	France	Japan
1 1/2	1.58	40.2	C	12 3/4	40 1/2
1 3/4	1.61	41.0	C 1/2			1 3/4
2	1.64	41.5	D	13 1/4	41 1/2	2
2 1/4	1.64	41.6	D 1/2		42 1/2	2 1/2
2 1/2	1.68	42.7	E	13 3/4	42 3/4	3
2 3/4	1.69	42.9	E 1/2		43 1/4	3 3/4
3	1.74	44.0	F	14	44	4
3 1/4	1.76	44.77	F 3/4		45	5
3 1/2	1.79	45.4	G	14 1/2	45 1/4
3 3/4	1.82	45.4	G 1/2		46 1/2	6
4	1.84	46.5	H 1/2	15	46 1/2	7
4 1/4	1.87	47.4	H 1/2		47 3/4	7 1/2
4 1/2	1.89	47.8;	I 1/2	15 1/4	47 3/4	8
4 3/4	1.915	48.7;	J		49 1/4	8 2/3
5	1.94	49.0	J 1/2	15 3/4	49	9
5 1/4	1.97	49.9	K		50 3/4	9 3/4
5 1/2	1.99	50.2	L	16	50 1/4
5 3/4	2.02	51.2	L		52 1/4	11
6	2.04	51.5	M	16 1/2	51 1/2	12
6 1/4	2.07	52.5	M		53 1/4	12
6 1/2	2.09	52.8	N	17	52 3/4	13
6 3/4	2.12	53.8	N		54 3/4	13 1/2
7	2.15	54.0	N 1/2	17 1/4	54	14
7 1/4	2.17	55.0	O		56	14 1/2
7 1/2	2.19	55.3	O 1/2	17 1/2	55 1/2	15
7 3/4	2.22	56.3	P		57	15 1/2
8	2.25	56.6	P 1/2	18	56 3/4	16
8 1/4	2.27	57.6	Q		58	16 1/2
8 1/2	2.3	57.8	Q 1/2	18 1/2	58	17
8 3/4	2.32	58.9	R		59 1/4	17 1/2
9	2.35	59.1	R 1/2	19	59 1/4	18
9 1/4	2.37	60.1	S		60 3/4	18 1/2
9 1/2	2.4	60.3	S 1/2	19 1/2	60 1/2	19
9 3/4	2.42	61.4	T		61 3/4	19 3/4
10	2.46	61.6	T 1/2	20	61 3/4	20
10 1/4	2.47	62.7	U		62 3/4	21
10 1/2	2.5	62.8	U 1/2	20 1/4	62 3/4	22
10 3/4	2.52	64.0	V		63 3/4	22 3/4
11	2.57	64.1	V 1/2	20 3/4	64 1/4	23
11 1/4	2.57	65.2	W		65 1/4	23 1/2
11 1/2	2.61	66.0	W 1/2	21	66	24
11 3/4	2.62	66.5	X		66 3/4	24 1/2
12	2.66	67.2	Y	21 3/4	67 1/4	25
12 1/4	2.67	67.8	Y		68 1/4	25 1/2
12 1/2	2.69	68.4	Z			26
12 3/4	2.72	69.1	Z 1/2		69	26 1/2
13	2.74	69.7	Z 1/2	22		27