Posted on February 21, 2018February 22, 2018 by Pulse AssentISO 8654:2018 Jewellery. Colours of gold alloys. Definition, range of colours and designation Link: ISO 8654:2018 Jewellery. Colours of gold alloys. Definition, range of colours and designation Source: BSI Standards Related Posts:Government puts business first with Brexit…Scotland to benefit from UK trade deal with New ZealandBoost for British shoppers and exporters from UK-New…Apprenticeships boosted under plans to broaden UCAS£91 million funding for low carbon auto tech…