Australian Perth Mint lot; 2012 50¢ Australian Sea Life II: The Reef - Surgeonfish - Pure Silver ½-oz Proof Coin, 2012 50¢ Australian Sea Life II: The Reef - Octopus - Pure Silver ½-oz Proof Coin & 2012 50¢ Australian Sea Life II: The Reef - Manta Ray - Pure Silver ½-oz Proof Coin. Lot of 3 coins. TAX EXEMPT.