For Sale 1990 Perth Mint "The Australian Family of Precious Metal Coins" Proof Set in Original Packaging Contains: 1oz .999 Silver 1/20oz .999 Gold 1/20oz .999 Platinum Wood Presentation Case Perth Mint Certificate (Issue #: 00073) The market price for similar Perth Mint Proof Sets for A$300+ on eBay. Asking Price A$270, payable by Domestic Bank Transfer, plus cost of postage (must include item tracking)