Mehdi Saadian is a highly qualified jewellery valuer and gem expert, recognised as a David Wilkins Award winner by the National Association of Jewellers (NAJ) for outstanding professionalism in jewellery appraisal. As the founder and director of Saadian & Associates Appraisal Services Ltd and Jewellery Advisory Services (JAS), he provides independent valuation, consultancy, and expert witness services in the UK jewellery sector.

Mehdi is a Graduate Gemologist (GIA), Graduate Pearls certified (2021), and holds the Certificate of Appraisal Theory (NAJ 2019). He also serves as an Expert Witness in major criminal investigations and frequently collaborates with the National Crime Agency (NCA) and HMRC Fraud Investigation Service (FIS).

Services

• Jewellery appraisal for insurance, probate, and legal purposes

• Diamond, gemstone, and pearl valuation

• Official appraisal reports and certification

• Expert witness services in high-profile cases

• Professional consultancy for gem traders and collectors

• Lecturing and training on diamond and gemstone appraisal

Standout Features

Mehdi serves as Vice Chair of the National Association of Jewellers (NAJ) and is a Full Member of The Academy of Experts (TAE). His work bridges the fields of gemmology, law, and education, setting high standards in accuracy, ethics, and expert reporting across the jewellery industry.

Facilities and Access

The valuation office is located on Hatton Garden, in the Farringdon area, Central London — the historic heart of the UK jewellery trade — with easy access via Chancery Lane and Farringdon stations.

Key Notes

Saadian & Associates Appraisal Services Ltd (Company No. 13709196) was incorporated on 28 October 2021 and operates under Mehdi Saadian’s leadership. The firm provides specialist appraisal and expert witness services recognised by the UK’s professional and regulatory bodies.

Location

The office of Mehdi Saadian is based at New House, Suite 15, 2nd Floor, 67/68 Hatton Garden, in the Farringdon area, Central London.