Obverse
HM Elizabeth II facing right, denomination, country name, year of issue, regnal dates
Lettering: ELIZABETH II 1952 - 2022
AUSTRALIA 2023
1 DOLLAR
JC
Reverse
Birthday cake with 1 candle surrounded by boxed gifts and balloons
Lettering: HAPPY BIRTHDAY
P
SR
Extended information
Year
Denomination
Currency
Metal
Aluminum-Bronze (Partially colorized)
Ruler
Weight
13.5 g.
Diameter
30.7
mm.
Thickness
3.4 mm.
Series
Happy Birthday
Alignment
Medal ↑↑
Shape
Round
Edge
Reeded