2026 $100 Australian Koala 1oz Gold High Relief Proof Coin

With its calm presence, rounded ears, and expressive eyes, this treasured marsupial embodies the unique beauty and spirit of Australia’s natural heritage. The coin’s reverse portrays a koala perched in a eucalyptus tree, holding a leafy branch in its mouth surrounded by native foliage. Included on the reverse is the inscription ‘KOALA’.