Ring
How to measure for rings
Measure your ring circumference
- Wrap a strip of paper around your finger.
- Make sure that the paper is pulled snug to your finger, the tighter the better.
- Mark the spot where the paper meets and measure the distance with a ruler (mm).
- Use the chart below to determine your ring size.
Measure your diameter
- Select an existing ring that fits the desired finger.
- Measure the internal diameter of the ring (in mm).
- Use the below chart to determine your ring size.
| US | Finger Circumference (MM) | Ring Inside Diameter (MM) | UK / AU | EURO | JAPAN |
| 3 | 44 - 44.5 | 14 | F½ | 44 - 45 | 4 - 5 |
| 4 | 45 - 47 | 14.5 - 15 | G½ - H½ | 46 - 47 | 6 - 7 |
| 5 | 48 - 50 | 15.5 - 16 | I½ - J½ | 48 - 50 | 8 - 9 |
| 6 | 50.2 - 52 | 16.5 | K½ - L½ | 51 - 52 | 10 - 12 |
| 7 | 53 - 54.5 | 17 - 17.5 | M½ - N½ | 53 - 55 | 13 - 14 |
| 8 | 55 - 57 | 18 -18.5 | O½ - P½ | 56 - 57 | 15 - 16 |
| 9 | 58 - 60 | 19 - 19.5 | Q½ - R½ | 58 - 60 | 17 - 18 |
| 10 | 60.5 - 62 | 20 | S½ - T½ | 61 - 62 | 19 - 21 |
| 11 | 63 - 64.5 | 20.5 - 21 | U½ - V½ | 63 - 65 | 22 - 23 |