Swarovski ring size guide
Swarovski labels its rings with European sizes — the number is the inner circumference in millimetres. A Swarovski 55 is about a US 7¼.
You're between sizes (~US 6.84). We recommend sizing up to US 7 (UK N½) — a slightly loose ring is wearable, a stuck one is not.
Fit confidence Between sizes
Measurement confidence 60/100 · Medium The input falls between two orderable sizes, so the recommendation is rounded up. Use the between-sizes advisor or test the larger size before buying.
- US
- 7
- UK
- N½
- EU / ISO
- 54
- Japan
- 14
- CH / IT / ES
- 14
- Ø mm
- 17.32
- Circ mm
- 54.4
| US | UK | EU | JP | CH | Ø mm | Circ mm |
|---|---|---|---|---|---|---|
| 3 | F½ | 44 | 4 | 4 | 14.07 | 44.2 |
| 3.5 | G½ | 45 | 5 | 5 | 14.48 | 45.5 |
| 4 | H½ | 47 | 7 | 7 | 14.88 | 46.8 |
| 4.5 | I½ | 48 | 8 | 8 | 15.29 | 48.0 |
| 5 | J½ | 49 | 9 | 9 | 15.70 | 49.3 |
| 5.5 | K½ | 51 | 10 | 11 | 16.10 | 50.6 |
| 6 | L½ | 52 | 12 | 12 | 16.51 | 51.9 |
| 6.5 | M½ | 53 | 13 | 13 | 16.92 | 53.1 |
| 7 | N½ | 54 | 14 | 14 | 17.32 | 54.4 |
| 7.5 | O½ | 56 | 15 | 16 | 17.73 | 55.7 |
| 8 | P½ | 57 | 16 | 17 | 18.14 | 57.0 |
| 8.5 | Q½ | 58 | 17 | 18 | 18.54 | 58.3 |
| 9 | R½ | 60 | 18 | 20 | 18.95 | 59.5 |
| 9.5 | S½ | 61 | 19 | 21 | 19.35 | 60.8 |
| 10 | T½ | 62 | 20 | 22 | 19.76 | 62.1 |
| 10.5 | U½ | 63 | 22 | 23 | 20.17 | 63.4 |
| 11 | V½ | 65 | 23 | 25 | 20.57 | 64.6 |
| 11.5 | W½ | 66 | 24 | 26 | 20.98 | 65.9 |
| 12 | Y | 67 | 25 | 27 | 21.39 | 67.2 |
| 12.5 | Z | 68 | 26 | 28 | 21.79 | 68.5 |
| 13 | Z½ | 70 | 27 | 30 | 22.20 | 69.7 |
How Swarovski sizing works
Swarovski uses EU sizing, commonly 50–60. Swarovski 52 ≈ US 6, 55 ≈ US 7¼, 58 ≈ US 8½. Convert your size with the tool above.
Swarovski ring size chart
| Swarovski (EU) | US | UK | Ø mm |
|---|---|---|---|
| 44 | 3 | F½ | 14.07 |
| 45 | 3.5 | G½ | 14.48 |
| 47 | 4 | H½ | 14.88 |
| 48 | 4.5 | I½ | 15.29 |
| 49 | 5 | J½ | 15.70 |
| 51 | 5.5 | K½ | 16.10 |
| 52 | 6 | L½ | 16.51 |
| 53 | 6.5 | M½ | 16.92 |
| 54 | 7 | N½ | 17.32 |
| 56 | 7.5 | O½ | 17.73 |
| 57 | 8 | P½ | 18.14 |
| 58 | 8.5 | Q½ | 18.54 |
| 60 | 9 | R½ | 18.95 |
| 61 | 9.5 | S½ | 19.35 |
| 62 | 10 | T½ | 19.76 |
| 63 | 10.5 | U½ | 20.17 |
| 65 | 11 | V½ | 20.57 |
| 66 | 11.5 | W½ | 20.98 |
| 67 | 12 | Y | 21.39 |
| 68 | 12.5 | Z | 21.79 |
| 70 | 13 | Z½ | 22.20 |
Frequently asked questions
What is Swarovski size 55 in US?
Swarovski 55 is about a US 7¼ (55 mm inner circumference, ~17.5 mm diameter). Swarovski uses EU sizing where the number equals the circumference in mm.
Does Swarovski use EU ring sizes?
Yes. Swarovski rings are sized in the European system — the size number is the inner circumference in millimetres.
Ringsizely is an independent ring size converter and is not affiliated with, endorsed by, or sponsored by Swarovski. Brand names are used for identification only. Always confirm with the retailer before ordering a non-resizable ring.