<p>Products currently published to the Google & YouTube sales channel but NOT published to the Online Store channel. Generated for a channel-sync audit on 2026-09-08. These are being submitted to Google Shopping while hidden from the storefront.</p>
Seoidín uses cookies to improve your browsing experience.
Doubts about your ring size? We’re here to help you find the right fit. Choose a finger for measuring, or your own ring, and let’s get started.
Cut a narrow strip of paper or piece of string and wrap it comfortably around your intended finger
Mark where the ends meet
Match the measurement to the circumference column in the below conversion chart. If it falls between 2 sizes, we advise you to order the larger size.
| Finger | Ring Size | ||
|---|---|---|---|
| Circumference | UK/Ireland | US | EU |
| 45mm | G | 3.75 | 45 |
| 46.5mm | H | 4.25 | 46.5 |
| 47.8mm | I | 4.5 | 47.5 |
| 49.0mm | J | 5 | 48.5 |
| 50.3mm | K | 5.5 | 50 |
| 51.5mm | L | 6 | 55 |
| 52.8mm | M | 6.5 | 52.5 |
| 54.0mm | N | 6.75 | 53.5 |
| 53.7mm | O | 7 | 55 |
| 56.6mm | P | 7.5 | 56 |
| 57.8mm | Q | 8 | 57.5 |
| 59.1mm | R | 8.5 | 59 |
| 60.3mm | S | 9 | 60.25 |
| 61.29mm | T | 9.5 | 62.75 |
| 62.8mm | U | 10 | 63 |
| 63.8mm | V | 10.5 | 64 |
Check out our Printable Ring Size Guide, or contact our customer care team who are on hand to help.