Request a sizing tool
We can send a free sizing tool to your address. It comes in a shape of a small plastic ruler of adjustable size that goes around your finger. Simply leave your coordinates below and we will do the rest. The delivery may take from a couple of days to a week depending on your location. Generally we send the tool the next day after your request.
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Downloadable tool
There is also a quicker way of measuring your ring size by using a paper sizer that can be downloaded below as a printable PDF file. This printable tool by ringsizes.co will help you determine both your finger size and ring size if you are not sure what it is. Please ensure that your print settings are at 100% when printing the tool page and that it is not being shrunk to fit on the page.
Download the sizing tool
Size Table
| Inside Diameter MM | Inside Diameter Inches | USA Canada Mexico Ring Size | UK Ireland Australia New Zealand South Africa Ring Size | Germany France Ring Size | Spain Italy Ring Size | Japan China India South America Ring Size |
|---|---|---|---|---|---|---|
| 15 mm | 0.59 | 4 | H | 46.8 | 6,5 | 7 |
| 15.3 mm | 0.60 | 4.5 | I | 48 | 8 | 8 |
| 15.6 mm | 0.62 | 5 | J | 49.3 | 9,5 | 9 |
| 16.2 mm | 0.63 | 5.5 | K | 50.6 | 10,5 | 10 |
| 16.6 mm | 0.65 | 6 | L | 51.9 | 12 | 11 |
| 16.9 mm | 0.67 | 6.5 | M | 53.1 | 13,5 | 13 |
| 17.2 mm | 0.68 | 7 | N | 54.4 | 14,5 | 14 |
| 17.8 mm | 0.70 | 7.5 | O | 55.7 | 16 | 15 |
| 18.1 mm | 0.71 | 8 | P | 57 | 17 | 16 |
| 18.5 mm | 0.73 | 8.5 | Q | 58.3 | 18,5 | 17 |
| 19.1 mm | 0.75 | 9 | R | 59.5 | 20 | 18 |
| 19.4 mm | 0.76 | 9.5 | S | 60.8 | 21 | 19 |
| 19.7 mm | 0.78 | 10 | T | 62.1 | 22,5 | 20 |
| 20.4 mm | 0.79 | 10.5 | U | 63.4 | 23,5 | 22 |
| 20.7 mm | 0.81 | 11 | V | 64.6 | 25 | 23 |
| 21.0 mm | 0.83 | 11.5 | W | 65.9 | 26 | 24 |
| 21.6 mm | 0.84 | 12 | X | 67.2 | 27,5 | 25 |
| 22.0 mm | 0.86 | 12.5 | Y | 68.5 | 29 | 26 |
| 22.3 mm | 0.87 | 13 | Z | 69.7 | 30 | 27 |
| 22.9 mm | 0.89 | 13.5 | Z+2 | 71 | 32 | – |
| 23.2 mm | 0.91 | 14 | Z+3 | 72.3 | 33 | – |
| 23.6 mm | 0.92 | 14.5 | Z+4 | 73.6 | 34,5 | – |
| 24.0 mm | 0.94 | 15 | Z+5 | 74.8 | 35 | – |