Size Chart
Ring size guide
Find your ring size.
Measure a ring that already fits, then match its internal diameter to the chart. Select the corresponding US/Canada size on the product page.
1 Measure inside the ring
Place it over a ruler and measure straight across the widest point, from inner edge to inner edge.
2 Match the millimeters
Find the closest internal diameter below. If you are between two sizes, choose the larger one.
Ring size conversion
Choose the US/Canada size on the product page
| US & Canada | Internal diameter | Adjustable rings | Europe | UK & AU |
|---|---|---|---|---|
| 5 | 15.7 mm | S | 50 | J |
| 6 | 16.5 mm | S | 52 | L |
| 7 | 17.3 mm | M | 55 | N |
| 8 | 18.1 mm | M | 57 | P |
| 9 | 18.9 mm | L | 60 | R |
| 10 | 19.8 mm | L | 62 | T |
| 11 | 20.6 mm | — | 64 | V |
| 12 | 21.5 mm | — | 67 | X |
| 13 | 22.3 mm | — | 69 | Z |
Shopping an adjustable ring?
S fits US 5–6
M fits US 7–8
L fits US 9–10