Abstract / scope
ISO 8654:2018 specifies a limited number of colours of gold alloy and the method to measure colours.
ISO 8654:2018 applies to objects made of gold alloys or coated by gold alloys.
ISO 8654:2018Published
Jewellery — Colours of gold alloys — Definition, range of colours and designation
Joaillerie, bijouterie — Couleurs des alliages d'or — Définition, gamme de couleurs et désignation