Post new question with more information such as size, shape and if it's gold or silver.
I have a 1858 California 1/2 gold cion but know nothing of it?
That's a half dollar coin, not half cent. If it is authentic, it is worth several hundred dollars. If it is one of the reproductions sold to tourists in the 1950s, it's still worth $15-$20.
half a dollar
A 1969-S proof half dollar - aka - Kennedy Half Dollar is worth: $7.00.
Kennedy is on the HALF dollar. A 1994 half is worth 50 cents.
a half hundred dollar bill is worth $50
It depends on the year and condition, but it's worth at least half a dollar.
A half dollar.
HALF a dollar - $0.50
If you mean a 1998 Kennedy half dollar, the coin has no silver in it and is worth face value.
The 1966 Kennedy half dollar is 40% silver and worth about $5.00.
The worth is a dollar...