ISO 8654:2018
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Jewellery — Colours of gold alloys — Definition, range of colours and designation
Published By | Publication Date | Number of Pages |
ISO | 2018-02 | 16 |
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.