Measurement Guide
Inner Diameter
Use the table below to find your ring size. The most accurate sizing is determined by measuring the inner diameter of your ring in millimetres (mm) using a ruler.
Size Conversion Chart
| UK/AU | I | J | K | L | M | O | Q | R | S |
| US | 4½ | 4¾ | 5¼ | 5¾ | 6¼ | 7¼ | 8¼ | 8¾ | 9¼ |
| FR | 47¾ | 49 | 50 | 51¾ | 52¾ | 55¼ | 57¾ | 59 | 60¼ |
| IT | 8 | 8.75 | 10 | 11.25 | 12.5 | 15 | 17.5 | 19 | 20.25 |
| Millimetres | 15.29 | 15.49 | 15.9 | 16.31 | 16.71 | 17.53 | 18.34 | 18.75 | 19.15 |
| Inches | 0.602 | 0.61 | 0.626 | 0.642 | 0.658 | 0.69 | 0.722 | 0.738 | 0.754 |
Still not sure what size?
Our team can answer all of your questions about sizing. To learn more contact customer service.
Call Us+61 (3) 9007 0507
Looking for something bespoke?
Lucy Folk offers a unique customisation service on selected items. To discover more or schedule a bespoke consultation contact us.
Sizing varies between our items, so we recommend using the graph below to determine your ideal size and comparing these measurements to similar item that you already own. Additional style and fit details are included in the product page ”Size & Fit” tab.
All measurements below are taken of the item lying flat.
Global Size Conversion Chart
| Size | XS | S | M | L | XL |
| US | 2 | 4 | 6 | 8 | 10 |
| UK | 6 | 8 | 10 | 12 | 14 |
| IT | 38 | 40 | 42 | 44 | 46 |
| FR | 34 | 36 | 38 | 40 | 42 |
| EU | 38 | 40 | 42 | 44 | 46 |
| AU | 6 | 8 | 10 | 12 | 14 |
| RU | 40 | 42 | 44 | 46 | 48 |
| JP | 5 | 7 | 9 | 11 | 13 |
Still not sure what size?
Our team can answer all of your questions about sizing. To learn more contact customer service.
Call Us+61 (3) 9007 0507