Hallmarks and Symbols for Precious Metals
?Download as PPTX, PDF?
3 likes?32,140 views
A handy guide showing some of the markings associated with UK hallmarks. From the Assay Office symbols, through to the Sponsor's Mark and optional Date Mark, a handy and user friendly guide which takes you through some of the typical hallmarking symbols in use in the UK.
Hallmarks and Symbols for Precious Metals
- 1. Hallmark Guide for Gold & Precious Metals Click to continue
- 2. Assay Offices UK Assay Offices & Symbols
- 3. The Assay Offices of Great Britain London Birmingham Sheffield Edinburgh
- 4. Metal Types Optional fineness marks appearing within hallmarks
- 5. Precious Metal Fineness Symbols Sterling Silver + (Scotland) Britannia Silver Palladium Gold Platinum
- 6. Convention Marks Silver Palladium Gold Platinum
- 7. Convention Hallmark Example Sponsor Control Mark Fineness Assay Office
- 8. Date Mark (Also Optional) Examples here for 2008 onwards
- 9. Date Mark (Optional) 2008 2009 2010 2011 2012 2013
- 10. Fineness (Purity) Figure in black represents typical purity used in UK Eg. Gold 375 = 37.5% Gold content Silver 800, 925, 999 Gold 375, 585, 750, 916, 990, 999 Palladium 500, 950, 999 Platinum 850, 900, 950, 999
- 11. The Hallmark What does a hallmark look like?
- 12. 3 Compulsory Symbols Must be included within the hallmark
- 13. Compulsory Symbols Sponsor Purity (Fineness) Assay Office
- 14. Sponsor Mark Usually the company requesting the hallmark Abbreviations within a shield shape No two marks are the same
- 15. Purity Symbols for Precious Metals Silver Palladium Gold Platinum Sponsor Purity Assay Office
- 16. Assay Offices Marks London Birmingham Sheffield Edinburgh
- 17. Further Information British Hallmarking Council www.bis.gov.uk/britishhallmarkingcouncil