Ring Size Chart

Internal Diameter (mm)	UK	US	EU
14.4	G	3.5	45
14.9	H	4	46.5
15.1	I	4.5	47
15.6	J	5	48.5
15.9	K	5.5	50
16.3	L	6	51
16.6	M	6.5	52
17.1	N	7	53.5
17.5	O	7.5	55
17.8	P	8	56
18.1	Q	8.5	57
18.8	R	9	58.5
19.2	S	9.5	59.5
19.6	T	10	61
19.8	U	10.5	62.5
20.2	V	11	63
20.6	W	11.5	65