Ring Size Chart

To avoid guessing when purchasing a ring, find your ring size in letters using our ring size chart below. We have put together some helpful tips and advice to make sure you get the right ring size.

AU Sizes	US Sizes	Europe Sizes	Finger Circumference In MM	Diameter Of Ring In MM
F	3	4.25	44.20	14.07
F 1/2	3 1/4	4.75	44.80	14.27
G	3 1/2	5.5	45.50	14.48
G 1/2	3 3/4	6	46.10	14.68
H	4	6.75	46.80	14.88
H 1/2	4 1/4	7.5	47.40	15.09
I	4 1/2	8	48.00	15.29
J	4 3/4	8.75	48.70	15.49
J 1/2	5	9.25	49.30	15.70
K	5 1/4	10	50.00	15.90
K 1/2	5 1/2	10.5	50.60	16.10
L	5 3/4	11.25	51.20	16.31
L 1/2	6	11.75	51.90	16.51
M	6 1/4	12.5	52.50	16.71
M 1/2	6 1/2	13.25	53.10	16.92
N	6 3/4	13.75	53.80	17.12
N 1/2	7	14.5	54.40	17.32
O	7 1/4	15	55.10	17.53
O 1/2	7 1/2	15.75	55.40	17.73
P	7 3/4	16.25	56.30	17.93
P 1/2	8	17	57.00	18.40
Q	8 1/4	17.5	57.60	18.34
Q 1/2	8 1/2	18.25	58.30	18.54
R	8 3/4	19	58.90	18.75
R 1/2	9	19.5	59.50	18.95
S	9 1/4	20.25	60.20	19.15
S 1/2	9 1/2	20.75	60.80	19.35
T	9 3/4	21.5	61.40	19.56
T 1/2	10	22	62.10	19.76
U	10 1/4	22.75	62.70	19.96
U 1/2	10 1/2	23.25	63.40	20.17
V	10 3/4	24	64.00	20.37
V 1/2	11	24.75	64.60	20.57
W	11 1/4	25.25	65.30	20.78
W 1/2	11 1/2	26	65.90	20.98
X	11 3/4	26.5	66.60	21.18
X 1/2	12	27.25	67.20	21.39
Y	12 1/4	27.75	67.80	21.59
Z	12 1/2	28.5	68.50	22.00