ISO/TC 174
Jewellery
Standardization in the field of jewellery, e.g. numbering system, sizes of rings, colours of precious metals, precious metals coatings.
Standards of the Committee Projects of the CommitteeSubordinate Committees ISO/TC 174
| Committee ID | Name | Plat- form |
Mirror Committee |
|---|---|---|---|
|
ISO/TC 174/WG 1
Secretariat : DIN |
Methods for determining fineness |
URL |
NA 027-04-04 AA |
| ISO/TC 174/WG 2 | Diamond grading |
URL |
NA 027-04-01-01 AK |
National mirror committee of ISO/TC 174
| Committee ID | Name |
|---|---|
| NA 027-04-01 AA | Jewellery, watches, precious metals and associated products |