M00000724
New product
ISO 8654 2nd Edition, February 1, 2018 Jewellery - Colours of gold alloys - Definition, range of colours and designation
In stock
Warning: Last items in stock!
Availability date: 07/13/2021
Description / Abstract: 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.