Size Guide
Rings
| US Ring Size |
UK Ring Size |
Inside Circumference (mm) |
| 3 |
3 |
14.1 |
| 3.5 |
3.5 |
14.5 |
| 4 |
4 |
14.9 |
| 4.5 |
4.5 |
15.3 |
| 5 |
5 |
15.7 |
| 5.5 |
5.5 |
16.1 |
| 6 |
6 |
16.5 |
| 6.5 |
6.5 |
16.9 |
| 7 |
7 |
17.3 |
| 7.5 |
7.5 |
17.7 |
| 8 |
8 |
18.1 |
| 8.5 |
8.5 |
18.5 |
| 9 |
9 |
18.9 |
| 9.5 |
9.5 |
19.4 |
| 10 |
10 |
19.8 |
| 10.5 |
10.5 |
20.2 |
| 11 |
11 |
20.6 |
| 11.5 |
11.5 |
21.0 |
| 12 |
12 |
21.4 |
| 12.5 |
12.5 |
21.8 |
| 13 |
13 |
22.2 |
Bracelets
| Tiffany Size |
Wrist Diameter (in) |
Wrist Diameter (cm) |
| Extra Small |
4.76 - 5.25 |
12.1 - 13.3 |
| Small |
5.26 - 5.75 |
13.4 - 14.6 |
| Medium |
5.76 - 6.25 |
14.6 - 15.9 |
| Large |
6.26 - 6.75 |
15.9 - 17.1 |
| Extra Large |
6.76 - 7.25 |
17.2 - 18.4 |
| Extra Extra Large |
7.26 - 7.75 |
18.4 - 19.7 |
| Extra Extra Extra Large |
7.76 - 8.25 |
19.7 - 21 |
Necklaces & Pendants
| Length (in) |
Length (cm) |
| 16 |
40.50 |
| 18 |
45.75 |
| 20 |
50.75 |
| 24 |
61.00 |
| 30 |
76.25 |
| 36 |
91.50 |
