Size Guide - Thomas Sabo
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MINI RINGS
| AU/UK | EU | US | INSIDE DIAMETER |
|---|---|---|---|
| F | 44 | 3 | 14.0mm |
| G 1/2 - H | 46 | 3 3/4 | 14.6mm |
| I 1/2 | 48 | 4 1/2 | 15.3mm |
REGULAR RINGS
| AU/UK | EU | US | INSIDE DIAMETER |
|---|---|---|---|
| K 1/2 | 50 | 5 3/8 | 16.0mm |
| M 1/2 | 52 | 6 1/2 | 16.6mm |
| O | 54 | 7 | 17.3mm |
| P 1/2 | 56 | 7 3/4 | 18.0mm |
| Q 1/2 - R | 58 | 8 1/2 | 18.5mm |
| S 1/2 | 60 | 9 3/8 | 19.3mm |
| T 1/2 | 62 | 10 - 10 1/4 | 19.7mm |
| V 1/2 | 64 | 10 3/4 - 11 | 20.4mm |
| X - X 1/2 | 66 | 11 3/4 | 21.9mm |
| Z - Z 1/2 | 68 | 12 1/2 | 21.7mm |