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Siobhan Tyrrell

Senior Valuer & Jewellery Specialist

London

+44 (0)20 7839 4747
ukvaluations@gurrjohns.com

Siobhan has 20 years’ experience in the auction world, and is a qualified diamond, pearl and coloured stone grader and, since 2003, a Fellow of the Gemmological Association. Before joining Gurr Johns in 2004, Siobhan was a valuer at Bonhams New Bond Street, London and previously, Assistant Manager at Ambrose Auctioneers, Essex. She was the UK’s top-scoring student on her Southampton Fine Art & Chattels course, and quickly went on to achieve membership of the Royal Institute of Chartered Surveyors. Her valuation skills have featured on television, and are sought after by an extensive global network of clients.