― An International dealer of gold coins and bullion Robert Jaggard won a 1920 Sydney Mint Sovereign at London Auction for a record price AUD$1.02 million (£650,000). Making it the most expensive Australian gold coin in the world. Robert Jaggard, made the record breaking bid by phone from Sydney on behalf of a private Australian collector. The anonymous winning bidder has now completed his collection of Australian sovereigns. only three 1920 Sydney Mint Sovereign held by private collectors and [...].