Tacori ring size guide
Tacori uses standard US ring sizing. Your US size is your Tacori size; convert to UK, EU or millimetres with the chart below.
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Your size is US 7 (UK N½, EU 54).
Fit confidence Exact table match
Fit 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
- Inner diameter, millimetres
- 17.32
- Circ mm
- 54.4
Why this size?
Your input maps to US 7 — UK N½, EU 54, JP 14, Ø 17.32 mm.
Inner diameter is exact to about ±0.1 mm. String or on-screen methods add roughly ½–1 size of noise, so confirm with a second method before buying an expensive or non-resizable ring.
More options
Choose the fit problem and get the safest next step before resizing, replacing or buying another ring.
Too tight or stuck Too loose or spinning Wide band or comfort-fit Non-resizable or brand ring
| US | UK | EU | JP | CH | Inner diameter, millimetres | 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 Tacori sizing works
Tacori engagement rings are sized in US numbers, often with detailed shanks — measure carefully and confirm with a jeweler before ordering.
Fast conversion anchors
These common reference points come from the same table used by the converter.
| Brand size | US | UK | EU |
|---|---|---|---|
| 6 | 6 | L½ | 52 |
| 7 | 7 | N½ | 54 |
| 9 | 9 | R½ | 60 |
Wide-band size calculator
Estimate the order size for a wider band, then confirm before buying a non-resizable ring.
Tacori ring size chart
| Tacori (US) | UK | EU | Inner diameter, millimetres |
|---|---|---|---|
| 3 | F½ | 44 | 14.07 |
| 3.5 | G½ | 45 | 14.48 |
| 4 | H½ | 47 | 14.88 |
| 4.5 | I½ | 48 | 15.29 |
| 5 | J½ | 49 | 15.70 |
| 5.5 | K½ | 51 | 16.10 |
| 6 | L½ | 52 | 16.51 |
| 6.5 | M½ | 53 | 16.92 |
| 7 | N½ | 54 | 17.32 |
| 7.5 | O½ | 56 | 17.73 |
| 8 | P½ | 57 | 18.14 |
| 8.5 | Q½ | 58 | 18.54 |
| 9 | R½ | 60 | 18.95 |
| 9.5 | S½ | 61 | 19.35 |
| 10 | T½ | 62 | 19.76 |
| 10.5 | U½ | 63 | 20.17 |
| 11 | V½ | 65 | 20.57 |
| 11.5 | W½ | 66 | 20.98 |
| 12 | Y | 67 | 21.39 |
| 12.5 | Z | 68 | 21.79 |
| 13 | Z½ | 70 | 22.20 |
Frequently asked questions
Does Tacori use US ring sizes?
Yes. Tacori uses US sizing. A Tacori 6½ is a US 6½ (UK M½, EU 53).
Ringsizely is an independent ring size converter and is not affiliated with, endorsed by, or sponsored by Tacori. Brand names are used for identification only. Always confirm with the retailer before ordering a non-resizable ring.