Australian Silver Kookaburra Coins
The Kookaburra is one of the major Silver bullion coins to change its design yearly. The Perth Mint Silver Kookaburra coins have been issued in four popular sizes: 1 oz, 2 oz, 10 oz and 1 kilo. The official bullion 1 oz series started in 1990. Many variations exist with extra stamps or seals ("privies") issued for special occasions and coin shows.