AUSTRALIA. "Australian Nugget" Proof Set (5 Pieces), 1992. Perth Mint. Average Grade: GEM PROOF. 1) Bimetallic Medal, AGW: 1/4 oz.2) 50 Dollars, AGW: 1/2 oz.3) 25 Dollars, AGW: 1/4 oz.4) 15 Dollars, AGW: 1/10 oz.5) 5 Dollars, AGW: 1/20 oz.All delightfully brilliant and cameo-filled set, all housed in a wooden case with serial number PN 92 / 288 and slipcover.