Day: 13 September 2014

Anchorcert diamond grading laboratory

The Birmingham assay office has been responsible for hallmarking gold, platinum & other precious metals for over 200 years. The Birmingham assay office uses an anchor as it’s hallmark. Rumour has it that Birmingham & Sheffield decided their assay marks over a coin toss at a pub called ‘The Rose & Anchor Tavern’ on the Strand, London in 1773! A possibly less […]