Sizing Chart Prestige
Sizing Guide
Finding the right size should feel easy and reassuring — especially when choosing a piece you’ll wear often.
This guide is here to help you visualize how each piece will fit and feel.
💍 Rings
Find your perfect fit
Use the chart below to compare US sizes with Spanish / Italian sizes, including measurements in millimeters for extra confidence.
Ring Size Conversion
| US Size | Spain / Italy | Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| 4 | 7 | 14.8 | 46.7 |
| 5 | 9 | 15.6 | 49.0 |
| 6 | 12 | 16.4 | 51.5 |
| 7 | 14 | 17.3 | 54.4 |
| 8 | 17 | 18.1 | 57.0 |
| 9 | 19 | 19.0 | 59.7 |
| 10 | 22 | 19.8 | 62.3 |
| 11 | 24 | 20.6 | 64.9 |
| 12 | 27 | 21.4 | 67.5 |
If you’re between sizes, we recommend sizing up slightly for extra comfort.
Helpful tip:
If you already own a ring that fits well, you can measure its inner diameter and compare it to the table above.