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What is your ring size?

Confidential Purchase

If you do not know the ring size of the person you are purchasing the ring for and want to keep the purchase a secret, just let us know when placing an order and we will help you to determine the best course of action. Once a ring has been presented, the ring can always be adjusted to the correct size.

Alternative Method

If your purchase is not confidential, there are a number of alternatives to finding the correct finger size:

Go into any local jewellery store and have the finger size measured

South African, UK and American Ring Sizing Chart

There is no substitute for having your finger measured professionally, but it’s not an exact science. Our fingers change in size from morning to evening, month to month and even Winter to Summer. The following chart is helpful to see how sizes compare internationally.

SA & UK
Diameter mm
Circumference mm
American
A
11.5
36.25
0.5
B
12.3
38.64
1
C
12.7
39.90
1.5
D
13.1
41.15
2
E
13.5
42.41
2.5
F
13.9
43.67
3
G
14.3
44.92
3.25
H
14.7
46.18
3.75
I
15.1
47.44
4.25
J
15.5
48.69
4.75
K
15.9
49.95
5.25
L
16.3
51.24
5.75
M
16.7
52.46
6.25
N
17.1
53.72
6.75
O
17.5
54.98
7
P
17.9
56.23
7.5
Q
18.3
57.49
8
R
18.7
58.75
8.5
S
19.1
60.00
9
T
19.5
61.26
9.5
U
19.9
62.52
10
V
20.3
63.77
10.5
W
20.7
65.00
11
X
21.1
66.29
11.5
Y
21.5
67.51
12
Z
21.9
68.77
12.5
Z+1
22.3
69.99
Z+2
22.7
71.31
Z+3
23.1
72.57
Z+4
23.5
73.83
Z+5
23.9
75.08
Z+6
24.3
76.34
Z+7
24.7
77.60
Z+8
25.1
78.86

Why Choose New Star Diamonds

Very simple. As diamond experts, we’re happy to teach you everything there is to know about diamonds. We’ll help you at every step along the way to make sure you end up with your perfect diamond.

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Custom Design Jewellery

If you'd like to take your ring to the next level, then I recommend you consider designing a custom ring for your loved one. It's not a complicated process, and we can help you at each step along the way to make it even easier for you.

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