ISO/FDIS 11211-2
ISO 11211-2:2002 specifies methods for the grading of natural unmounted polished diamonds within the D to Z series and the grading criteria, other than for the colour of naturally coloured diamonds.
OEN:
ISO
Langue:
English
Code(s) de l'ICS:
39.060
Statut:
Annulée
Date de Publication:
1969-12-30
Numéro Standard:
ISO/FDIS 11211-2