Background on an 1827 British Halfpenny?

Answer:
The 1827 British Halfpenny is made from copper, weighs 9.337 grams and is 28 mm in diameter.

There were 5,376,000 minted.

They have a left facing King George IV (laureate Head) on the obverse and the seated figure of a helmeted and robed, shield and trident carrying Britannia on the reverse.

The date is in the exergue below Britannia.
First answer by Phil Lewis. Last edit by Phil Lewis. Contributor trust: 783 [recommend contributor recommended]. Question popularity: 1 [recommend question].