Obverse
Queen Elizabeth II
Lettering: ELIZABETH II D G REG F D 50 PENCE 2021
J.C
Reverse
Insulin’s molecular structure
Lettering: INSULIN
C257 H383 N65 O77 S6
IDLT
Extended information
Year
Denomination
Currency
Metal
Ruler
Weight
15.5 g.
Diameter
27.3
mm.
Alignment
Medal ↑↑
Shape
7-sided
Edge
Plain