1915 Australia 1d

1956 Australia One Penny
Bronze 9.45g 30.8mm Thickness 1.71 mm

1993 Australia Elizabeth II 3rd Portrait Proof Silver 20 Dollars - Olympics 100 years
Silver (.925) Weight 33.63g Diameter 40mm Thickness 4mm. mintage: 26,914

2017 Cooke Islands Elizabeth II - Bird One Cent Uncirculated
Aluminium Weight 0.7g Diameter 14mm Thickness 2mm

2004 Papua New Guinea 1 Toea - Elizabeth II Birdwing Butterfly Uncirculated
Bronze (97% Copper, 0.5% Tin, 2.5% Zinc) Weight 2g Diameter 17.65mm Thickness 1.42mm last year of issue