Find your perfect fit
Measure an Existing Ring

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.
|
INTERNAL DIAMETER (MM) |
US/CAN SIZE | UK/AUS SIZE | GERMAN RING SIZE |
| 14.1 | 3 | F | 14 |
| 14.9 | 4 | H | 15 |
| 15.7 | 5 | J | 15 3/4 |
| 16.5 | 6 | L | 16 1/2 |
| 17.3 | 7 | N | 17. 1/4 |
| 18.1 | 8 | P | 18 |
| 19.0 | 9 | R | 19 |
| 19.8 | 10 | T | 20 |
| 20.6 | 11 | V | 20 3/4 |
| 21.4 | 12 | X | 21 1/4 |
| 22.2 | 13 | Z | 22 |
Measure Your Finger
- Wrap a strip of paper around your finger where you’d like your ring to be.
- Make sure that the paper is pulled snug to your finger, the tighter the better, to find your best fit.
- Mark the spot where the paper meets and measure the distance with a ruler (mm).
- Use the below chart to determine your ring size.
|
CIRCUMFERENCE (MM) |
US/CAN SIZE | UK/AUS SIZE | GERMAN RING SIZE |
| 44.2 | 3 | F | 14 |
| 46.8 | 4 | H | 15 |
| 49.3 | 5 | J | 15 3/4 |
| 51.9 | 6 | L | 16 1/2 |
| 54.4 | 7 | N | 17. 1/4 |
| 57 | 8 | P | 18 |
| 59.5 | 9 | R | 19 |
| 62.1 | 10 | T | 20 |
| 64.6 | 11 | V | 20 3/4 |
| 67.2 | 12 | X | 21 1/4 |
| 67.7 | 13 | Z | 22 |
Tips & Tricks
Measure your fingers at the end of the day when they’re at their largest.
Cold weather can shrink your fingers up to half a size, so make sure they’re warm.
Lastly, alcohol and salt can make your fingers swell, so refrain from measuring them after cocktails and appetizers.