The Perth Mint is an Australian government-owned mint located in Perth, Western Australia, that produces a variety of bullion products including coins, bars, and rounds. The mint is known for its high-quality bullion products and innovative designs. The Koala coin series is a popular bullion series produced by the Perth Mint. The series features an image of a koala on the reverse, with a different design each year. The obverse features the effigy of Queen Elizabeth II, along with the weight, purity, and denomination of the coin. The Koala coin series is available in various sizes, ranging from 1/20 oz up to 1 kilogram. The Kookaburra coin series is another popular bullion series produced by the Perth Mint. The series features an image of a kookaburra bird on the reverse, with a different design each year. The obverse features the effigy of Queen Elizabeth II, along with the weight, purity, and denomination of the coin. The Kookaburra coin series is available in various sizes, ranging from 1/2 oz up to 1 kilogram.