Delyth joined Tennants as a jewellery valuer after returning to North Yorkshire, bringing extensive knowledge and experience in jewellery appraisal gained from many years working in London.
A qualified jewellery valuer, gemmologist and diamond grader, Delyth has gained FGA and DGA qualifications from Gem-A, a Certificate in Appraisal Theory from the NAJ, and a BSc (Hons) in Gemmology and Jewellery Studies.
Delyth also holds a voluntary position as Deputy Chair of Gem-A’s North East Branch, supporting the next generation of gemmologists. This role also enables her to remain closely engaged with the latest developments within the trade.




