size (approximately):

 6: Length 16 cm Bust 26cm 

8: clothes length 18cm bust 32 cm 

10: clothes length20 cm chest 36 cm 

12: Length 26 cm Bust 40 cm 

14: Length30 cm Bust 46 cm 

16: Length35 cm Bust 52 cm 

18: Length 40 cm Bust58 cm