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Every piece is made to order. We would love to hear from you — for questions, custom requests, or anything in between.
Size guide
Select your EU size in the ring size selector on this page
| EU ★ | ⌀ mm | UK / AU | US | Japan | Korea | China |
|---|---|---|---|---|---|---|
| 46 | 14.6 | H | 3.5 | 6 | 6 | 6 |
| 47 | 15.0 | H½ | 4 | 7 | 7 | 7 |
| 48 | 15.3 | I | — | 8 | 8 | 8 |
| 49 | 15.6 | J | 4.5 | 9 | 9 | 9 |
| 50 | 15.9 | K | 5 | 10 | 10 | 10 |
| 51 | 16.2 | L | 5.5 | 10 | 11 | 11 |
| 52 | 16.6 | M | 6 | 11 | 12 | 12 |
| 53 | 16.9 | N | 6.5 | 13 | 13 | 13 |
| 54 | 17.2 | N½ | 7 | 14 | — | 14 |
| 55 | 17.5 | O | — | — | 15 | 15 |
| 56 | 17.8 | P | 7.5 | 15 | 15 | 16 |
| 57 | 18.1 | Q | 8 | 16 | 16 | 17 |
| 58 | 18.5 | R | — | 17 | 17 | 18 |
| 59 | 18.8 | R½ | 8.5 | — | 18 | 19 |
| 60 | 19.1 | S | 9 | 18 | 19 | 20 |
| 61 | 19.4 | T | 9.5 | 19 | 20 | 21 |
| 62 | 19.7 | U | 10 | 20 | 21 | 22 |
| 63 | 20.1 | V | — | 22 | 22 | 23 |
| 64 | 20.4 | V½ | 10.5 | — | 23 | 24 |
| 65 | 20.7 | W | 11 | 23 | 24 | 25 |
| 66 | 21.0 | X | 11.5 | 24 | 25 | 26 |
| 67 | 21.3 | Y | — | 25 | 26 | 27 |
| 68 | 21.6 | Z | 12 | 26 | 27 | 28 |
| 69 | 22.0 | Z | 12.5 | — | 28 | 29 |
| 70 | 22.3 | Z1 | 13 | 27 | 29 | 30 |
PACKAGING
A Unique Box for an Unrepeatable Moment
Before the ring, there is the moment.
That is why every Tanita creation is presented in an artisanal ceramic box, shaped and finished by hand by our artisans. Each one is unique, with subtle variations that make it an unrepeatable piece.
An object created to protect, reveal, and remember some of life’s most important moments.