US to Germany ring size
Convert a US ring size to Germany — instantly, and with the exact millimetre diameter so you can order with confidence.
Germany uses EU/ISO ring sizing; the size number is the inner circumference in millimetres.
Your size is US 7 (UK N½, EU 54).
Fit confidence Exact table match
Measurement confidence 70/100 · Medium Standard chart conversion; final fit still depends on band width and knuckle shape. Confirm with a printable or physical sizer before ordering an expensive ring.
- 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 |
US-to-Germany conversion chart
| US | Germany | Ø mm | Circ mm |
|---|---|---|---|
| 3 | 44 | 14.07 | 44.2 |
| 3.5 | 45 | 14.48 | 45.5 |
| 4 | 47 | 14.88 | 46.8 |
| 4.5 | 48 | 15.29 | 48.0 |
| 5 | 49 | 15.70 | 49.3 |
| 5.5 | 51 | 16.10 | 50.6 |
| 6 | 52 | 16.51 | 51.9 |
| 6.5 | 53 | 16.92 | 53.1 |
| 7 | 54 | 17.32 | 54.4 |
| 7.5 | 56 | 17.73 | 55.7 |
| 8 | 57 | 18.14 | 57.0 |
| 8.5 | 58 | 18.54 | 58.3 |
| 9 | 60 | 18.95 | 59.5 |
| 9.5 | 61 | 19.35 | 60.8 |
| 10 | 62 | 19.76 | 62.1 |
| 10.5 | 63 | 20.17 | 63.4 |
| 11 | 65 | 20.57 | 64.6 |
| 11.5 | 66 | 20.98 | 65.9 |
| 12 | 67 | 21.39 | 67.2 |
| 12.5 | 68 | 21.79 | 68.5 |
| 13 | 70 | 22.20 | 69.7 |
Frequently asked questions
What is US 7 in Germany ring size?
US 7 is Germany 54 (inner diameter 17.32 mm, circumference 54.4 mm).
How do I convert a US ring size to Germany?
Enter your US size in the converter above, or find it in the chart below and read across to the Germany column. Both use one dataset verified against ISO 8653.
Are US and Germany ring sizes the same?
No — they use different scales, so the numbers do not match and must be converted. International equivalents are approximate; when possible, order by millimetre diameter.
Explore
See the full international ring size chart · Ring Size Conversions — All Systems & Sizes · EU→US