Ring Size Guide
Method 1
- Select a ring which you own that properly fits the intended finger
- Measure the inside diameter of the ring
- If the ring falls between two sizes then we suggest buying the larger size
Method 2
- With a piece of string measure the around intended thumb or finger
- Match this with the circumference in the table below
- We recommend selecting the large size if it falls between two sizes
✅ Risk-free purchase with our returns guarantee 14 days of purchase (UK) and 28 days (overseas).
Women
|
Tranquillity / EU Size
|
UK Size
|
US Size
|
Circumference (mm)
|
Diameter (mm)
|
| 50 |
J |
5 |
48.5mm |
15.9mm |
|
52
|
L
|
6
|
51mm
|
16.71mm
|
|
54
|
O
|
7
|
55mm
|
17.33mm
|
|
56
|
P
|
7.5
|
56mm
|
17.93mm
|
|
58
|
R
|
8.5
|
58.5mm
|
18.55mm
|
|
60
|
S
|
9
|
59.5mm
|
19.35mm
|
| 62 |
U |
10 |
62.5mm |
19.81mm |
| 64 |
W |
11 |
65mm |
20.17mm |
Men
| 56 |
Q |
8 |
57.8 |
18.4 |
| 58 |
S |
9 |
59.5 |
19.15 |
| 60 |
U |
10 |
62.5 |
19.81 |
| 62 |
W |
11 |
65 |
20.61 |
| 64 |
Y |
12 |
67.5 |
21.4 |
| 66 |
Z+1 |
13 |
70.5 |
22.1 |
