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.
Status: PublishedPublication date: 2018-02
Edition: 2Number of pages: 9
Technical Committee: ISO/TC 174 Jewellery and precious metals
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|std 1 58|
|std 2 58||Paper|