2021 Australian Koala 5oz Silver Proof High Relief Pink Gilded Coin LE500 COA22. The coin is forming part of Australian Koala coin series featuring annual designs of Koala. Sleepy and docile, koalas spend most of their time either resting or eating gum leaves among Australias eucalyptus forests. The koala and the coins edge are gilded in 22-carat pink gold.Certificate of Authenticity : Premium Certificate Number 22. Housed in a classic display case with a clear lid and an illustrated shipper. Also included on the reverse is The Perth Mints P mintmark. The item "2021 Australian Koala 5oz Silver Proof High Relief Pink Gilded Coin LE500 COA22" is in sale since Friday, September 17, 2021. This item is in the category "Coins\Coins\Australian\Decimal". The seller is "coinart2015" and is located in Sydney, NSW. This item can be shipped to Australia, United States, New Zealand.