| US Size | Australian Size (Inside circumference) |
| 3 | F - 44.2mm |
| 3.5 | G - 45.5mm |
| 4 | H 1/2 - 46.8mm |
| 4.5 | I 1/2 - 48.0mm |
| 5 | J - 49.3mm |
| 5.5 | K 1/2 - 50.6mm |
| 6 | L 1/2 - 51.9mm |
| 6.5 | M 1/2 - 53.1mm |
| 7 | N 1/2 - 54.4mm |
| 7.5 | P - 55.7mm |
| 8 | Q - 57.0mm |
| 8.5 | R - 58.3mm |
| 9 | S - 59.5mm |
| 9.5 | T - 60.8mm |
| 10 | U - 62.1mm |
| 10.5 | V - 63.4mm |
| 11 | W - 64.6mm |
| 11.5 | Y - 67.2mm |
| 12 | Z - 68.5mm |
| 12.5 | Z + 1 - 69.7mm |
| Bracelets | Wrist Measurements | |
| Extra small | 4.76 - 5.25in | 121-133mm |
| Small | 5.26 - 5.75in | 134 - 146mm |
| Medium | 5.76 - 6.25in | 146 - 159mm |
| Large | 6.26 - 6.75in | 159 - 171mm |
| Extra large | 6.76 - 7.25in | 172 - 184mm |
| Length (in) | Length (cm) |
| 16 | 40.50 |
| 18 | 45.75 |
| 20 | 50.75 |
| 24 | 61.00 |
| 30 | 76.23 |
| 36 | 91.50 |
