Trevor Sim, Clayfield Jewellery's business owner, has been in the jewellery industry for over 30 years. As well as being a jewellery design specialist Trevor is also a qualified diamond grader and jewellery valuation specialist. Trevor will help guide you through the design process and provide specialist advice on investing in a diamond as well as provide you with accurate assessments on the value of your pieces.Ryan Haddrell is Clayfield Jewellery's Master Jeweller. He has over 20 years industry experience and is a wealth of expertise and knowledge. Ryan is the brains behind our gorgeous custom designs, and takes care of our complicated repairsSue-Anne Hastings-Green brings over 37 years industry experience to the Clayfield Jewellery team. As a qualified diamond grader and jewellery design specialist, if you've met Sue in store you'll be well aware of how helpful her extensive and broadranging knowledge is.