https://www.theassayoffice.co.uk/
Birmingham Assay Office | Hallmarking precious metals
Apr 14, 2026 - Birmingham assay office, hallmarking and Gemmology lab certification protecting the consumer from fraudulent items
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https://www.gov.uk/government/organisations/british-hallmarking-council
British Hallmarking Council - GOV.UK
We supervise the hallmarking activities of the 4 UK Assay Offices to ensure there is adequate provision of hallmarking within the UK. BHC is an executive...
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https://www.assayofficelondon.co.uk/
Goldsmiths' Company Assay Office in London | Goldsmiths Hallmarking
The Goldsmiths' Company Assay Office: hallmarking in London since 1300. Assaying gold, silver and palladium and platinum. Laser Engraving and Lab Services.
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