
Jewellery. Colours of gold alloys. Definition, range of colours and designation.
NORM herausgegeben am 8.1.2020
Designation standards: BS EN ISO 8654:2018+A1:2019
Publication date standards: 8.1.2020
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Kategorie: Technische Normen BS
ISBN: 978 0 539 02365 7 Status: Definitive