Jewellery - Colours of gold alloys - Definition, range of colours and designation (ISO 8654:2018)
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | UNE-EN ISO 8654 |
| Product Name | Jewellery - Colours of gold alloys - Definition, range of colours and designation (ISO 8654:2018) |