New Page 1
Ring Sizing Chart
Site Map
Web Links
New Page 1
Italian size
French size
American size
English size
Diameter in cm
Circumference in cm
1
41
B
1.30
4.08
2
41.50
2
D
1.33
4.18
2
42
D
1.33
4.18
2.50
42.75
2.5
E
1.35
4.24
3
43
1.36
4.27
4
44
3
F
1.40
4.40
5
45
1.43
4.49
5.50
45.50
3.5
G
1.45
4.55
6
46
H
1.46
4.58
6.75
46.75
4
H-1/2
1.47
4.62
7
47
I
1.49
4.68
8
48
4.5
I-1/2
1.53
4.80
9
49
J
1.56
4.90
9.50
49.25
5
J-1/2
1.58
4.96
10
50
K
1.60
5.02
10.5
50.50
5.5
L
1.61
5.06
11
51
L-1/2
1.62
5.09
11.5
51.50
6
M
1.63
5.12
12
52
1.65
5.18
12.5
52.5
1.66
5.21
13
53
6.5
N
1.68
5.28
13.5
53.50
1.70
5.34
14
54
1.72
5.40
14.5
54.50
7
O
1.73
5.43
15
55
1.74
5.46
15.5
55.50
1.76
5.53
16
56
7.5
P
1.78
5.59
16.5
56.50
1.80
5.65
17
57
8
Q
1.81
5.68
17.5
57.50
1.83
5.75
18
58
1.85
5.81
18.5
58.50
8.5
1.86
5.84
19
59
R
1.88
5.90
19.5
59.75
9
1.90
5.97
20
60
S
1.92
6.03
20.5
60.50
1.93
6.06
21
61
9.5
1.95
6.12
21.5
61.50
T
1.96
6.15
22
62
10
T-1/2
1.98
6.22
22.5
62.50
U
1.99
6.25
23
63
2
6.28
23.5
63.50
10.5
U-1/2
2.02
6.34
24
64
V
2.04
6.41
24.5
64.50
2.05
6.44
25
65
11
W
2.06
6.47
25.5
65.50
2.08
6.53
26
66
X
2.10
6.59
26.5
66.25
11.5
2.11
6.63
27
67
2.12
6.66
27.5
67.50
12
Y
2.13
6.69
28
68
2.15
6.75
28.5
68.75
12.5
Z
2.17
6.81
29
69
2.19
6.88
29.5
69.50
2.20
6.91
30
70
13
1
2.22
6.97
31
71
2
2.25
7.07
32
72
2.33
7.32
33
73
3
2.29
7.19
Conversion Table: mm to inches (all measurements are approximate)
mm
inches (approximate)
1 mm
1/32"
2 mm
1/16"
3 mm
3/32"
4 mm
1/8"
5 mm