One way to determine your ring size is by measuring your finger circumference
around the knuckle. Alternatively, use this guide with an existing ring to find out
your ring size. For greatest accuracy use a ring with a similar band width and style
to that you want to buy.
1
Download and print this document out to 100%.
2
Place your ring on the chart below and match the inside edge of the ring to the
circle nearest in size.
3
The circle that fits into your ring shows your ring size. If the ring barely fits into the circle, we recommend that you choose one size larger.
| FINGER CIRCUMFERENCE | RING SIZE | ||||
| mm | inches | EUROPE | USA | UK | JAPAN |
| 44 | 1.73 | 44 | 3 | F 1⁄2 | 4 |
| 45 | 1.77 | 45 | 3 1⁄4 | G | 5 |
| 46 | 1.81 | 46 | 3 3⁄4 | H | 6 |
| 47 | 1.85 | 47 | 4 | H 1⁄2 | 7 |
| 48 | 1.89 | 48 | 4 1⁄2 | I 1⁄2 | 8 |
| 49 | 1.93 | 49 | 4 3⁄4 | J 1⁄2 | 9 |
| 50 | 1.96 | 50 | 5 1⁄4 | K | 10 |
| 51 | 2.00 | 51 | 5 3⁄4 | L | 11 |
| 52 | 2.04 | 52 | 6 | L 1⁄2 | 12 |
| 53 | 2.08 | 53 | 6 1⁄4 | M 1⁄2 | 13 |
| 54 | 2.12 | 54 | 6 3⁄4 | N 1⁄2 | 14 |
| 55 | 2.16 | 55 | 7 1⁄4 | O | 15 |
| 56 | 2.20 | 56 | 7 1⁄2 | P | 16 |
| 57 | 2.24 | 57 | 8 | P 1⁄2 | 17 |
| 58 | 2.28 | 58 | 8 1⁄4 | Q 1⁄2 | 18 |
| 59 | 2.32 | 59 | 8 3⁄4 | R | 19 |
| 60 | 2.36 | 60 | 9 | S | 20 |
| 61 | 2.40 | 61 | 9 1⁄2 | S 1⁄2 | 21 |
| 62 | 2.44 | 62 | 10 | T 1⁄2 | 22 |
| 63 | 2.48 | 63 | 10 1⁄4 | U 1⁄2 | 23 |
| 64 | 2.52 | 64 | 10 3⁄4 | V | 24 |
| 65 | 2.56 | 65 | 11 | W | 25 |
| 66 | 2.60 | 66 | 11 1⁄2 | W 1⁄2 | 26 |
| 67 | 2.63 | 67 | 11 3⁄4 | X 1⁄2 | 27 |
| 68 | 2.67 | 68 | 12 1⁄4 | Z | 28 |
| 69 | 2.71 | 69 | 12 1⁄2 | Z 1⁄2 | 29 |
| 70 | 2.75 | 70 | 13 | 30 | |
| 71 | 2.79 | 71 | 13 1⁄4 | 31 | |