Welcome to Birmingham Assay Office, the home of UK Hallmarking. Established in 1773, we have been providing assaying, testing, and hallmarking services for precious metal items for nearly 250 years. Our expertise and commitment to independence and integrity have made us a trusted center for jewelry and precious metal assessment.

Beyond our hallmarking duties, we offer a range of services to the industry and consumers alike. Our services include Diamond, Gemstone & Pearl Certification, Jewelry, Watch, and Silverware Valuations, non-precious metal testing, as well as product safety and quality assurance testing. We also provide educational training and consultancy to support industry professionals.

At Birmingham Assay Office, we operate with the highest standards of professionalism and have a team of experts dedicated to ensuring the authenticity and quality of your precious metal items. Visit our office and benefit from our comprehensive range of services. We are open Monday to Friday, from 8:30 am to 4:00 pm.

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