RING SIZE CONVERSION CHART
UK
(USE WITH EXISTING RING)
EUROPE
USA
SIZE
DIAMETER
CIRCUMFERENCE
AUSTRALIA
CANADA
(mm)
(mm)
SOUTH AFRICA
14.9
46.8
H
4
15.1
47.4
H1/2
15.3
48
I
4 1/2
15.5
48.7
J
X SMALL -WOMEN
15.7
49.3
J1/2
5
15.9
50
K
SMALL - WOMEN
16.1
50.6
K1/2
5 1/2
16.3
51.2
L
16.5
51.9
L1/2
6
16.7
52.5
M
MEDIUM - WOMEN
16.9
53.1
M1/2
6 1/2
17.1
53.8
N
17.3
54.4
N1/2
7
17.5
55.1
O
LARGE - WOMEN
17.7
55.7
O1/2
7 1/2
17.9
56.3
P
18.1
57
P1/2
8
18.2
57.2
18.3
57.6
Q
SMALL - MEN
18.5
58.3
Q1/2
8 1/2
18.8
58.9
R
19
59.5
R1/2
9
19.2
60.2
S
MEDIUM - MEN
19.4
60.8
S1/2
9 1/2
19.6
61.4
T
19.8
62.1
T1/2
10
20
62.7
U
20.2
63.4
U1/2
10 1/2
20.4
64
V
LARGE - MEN
20.6
64.6
V1/2
11
20.8
65.3
W
21
65.9
W1/2
11 1/2
21.2
66.6
X
21.4
67.2
X1/2
12
21.6
67.8
Y
21.8
68.5
Z
12 1/2
22
69.1
Z1/2
22.2
69.7
13
22.4
70.4
Z 1
22.6
71
13 1/2
HOW TO FIND A RING SIZE:
OPTION ONE: (IF YOU HAVE ANOTHER RING TO USE AS A GUIDE)
1) PLACE THE RING ON A RULER TO GET THE LENGTH OF THE INSIDE DIAMETER (mm)
2) PLACE THE RING ON A CIRCLE STENCIL AND FIND THE CLOSEST FITTING CIRCUMFERENCE
OPTION TWO: ( YOU HAVE NO RING TO USE AS A GUIDE - IT’S A SURPRISE / ENGAGMENT)
1) ASK SIGNIFICANT OTHERS FAMILY MEMBER/FRIEND IF THEY KNOW OR CAN GET IT
2) IF ONE OF HER FINGERS ARE SIMILAR IN SIZE TO ONE OF YOUR USE A CIRCLE STENCIL TO
GET YOUR FINGERS CIRCUMFERENCE.