| Alliage | Platine | Or rose | Or blanc | Or jaune |
| Pureté de l'or | Platine (PT950) | 22 kt | 18 carats | 14 carats |
| Certificat de bijoux | HRDAAnvers | IGI | GIA |
| Longueur des boucles d'oreilles (po) | .39 | .59 | .78 | .98 | 1.18 | 1,37 | 1,57 | 1,77 | 1,96 | 2.16 | 2.36 | 2,55 | 2,75 | 2,95 | .39 | .59 | .78 | .98 | 1.18 | 1,37 | 1,57 | 1,77 | 1,96 | 2.16 | 2.36 | 2,55 | 2,75 | 2,95 | .39 | .59 | .78 | .98 | 1.18 | 1,37 | 1,57 | 1,77 | 1,96 | 2.16 | 2.36 | 2,55 | 2,75 | 2,95 | .39 | .59 | .78 | .98 | 1.18 | 1,37 | 1,57 | 1,77 | 1,96 | 2.16 | 2.36 | 2,55 | 2,75 | 2,95 |