Click title/picture for details. offer US $550.00 Millennium Year 2000 2oz Silver Proof Australian Dragon Coin. This coin is very rare and very hard to come by. The coin has a limited edition size of 2500 pcs only (This is the Proof version not the BU version). Its certify Proof PF69 Ultra Cameo by NGC (a prestige grading company) The Coin contains 2 oz of 99.9% Silver, has a face value of $2 and is legal tender of Australia.