Katherine Ryan presents the search for the next big name in the jewellery world as eight jewellers are challenged to impress two of the biggest names in the business.Katherine Ryan presents the search for the next big name in the jewellery world as eight jewellers are challenged to impress two of the biggest names in the business.Katherine Ryan presents the search for the next big name in the jewellery world as eight jewellers are challenged to impress two of the biggest names in the business.