LINKS TO ASSOCIATED WEBSITES   Organisers of the International Jewellery Exhibition in London. Their site is a showcase for the suppliers of the highest quality platinum design and workmanship in Europe.   Provides up to the minute information on the next International Jewellery Exhibition in London at Earls Court 2, 1-4 September 2002.   The British Jewellers' Association. The BJA is the national trade body for the UK's jewellery and silverware industries.   Platinum body Jewellery. High quality platinum barbells, ball closure rings, labrets etc. as well as special commissions, all designed and manufactured in the UK.