All RACHEL GILBERT Garments are fitted to a size 1 fit model.
Measurements vary from garment to garment. This chart is to be used as a guide only.
| RACHEL GILBERT | SIZE | AUS/UK | USA | FR | BUST | WAIST | HIP |
| 0 | XS | 6 | 2 | 34 | 80 | 61 | 90 |
| 1 | S | 8 | 4 | 36 | 85 | 66 | 95 |
| 2 | M | 10 | 6 | 38 | 90 | 71 | 100 |
| 3 | L | 12 | 8 | 40 | 95 | 76 | 105 |
| 4 | XL | 14 | 10 | 42 | 100 | 81 | 110 |
| 5 | XXL | 16 | 12 | 44 | 105 | 86 | 115 |
| 6 | XXXL | 18 | 14 | 46 | 110 | 91 | 120 |