Obverse
Queen Elizabeth II
Lettering: ELIZABETH II AUSTRALIA 1OZ 9999 SILVER 2021 1 DOLLAR
Reverse
A birthday cake
Lettering: HAPPY BIRTHDAY BALLOONS DREAM GIFTS LOVE JOY ENJOY EAT WISHES FUN PARTY CHEER LAUGH CELEBRATE!
Extended information
Denomination
Currency
Metal
Ruler
Weight
31.1 g.
Diameter
40.9
mm.
Thickness
3.5 mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Reeded