NEN-EN-ISO 8654
Jewellery - Colours of gold alloys - Definition, range of colours and designation
active
| Organization: | NEN |
| Publication Date: | 1 March 2018 |
| Status: | active |
| Page Count: | 24 |
| ICS Code (Jewellery): | 39.060 |
scope:
This document specifies a limited number of colours of gold alloy and the method to measure colours.
It applies to objects made of gold alloys or coated by gold alloys.
Document History
January 1, 2020
Jewellery - Colours of gold alloys - Definition, range of colours and designation
A description is not available for this item.
NEN-EN-ISO 8654
March 1, 2018
Jewellery - Colours of gold alloys - Definition, range of colours and designation
This document specifies a limited number of colours of gold alloy and the method to measure colours.
It applies to objects made of gold alloys or coated by gold alloys.