You didn't state a denomination, but there are both 1 cent and 1 dollar American coins. The six current denominations and their nicknames are:
1¢ (penny)
5¢ (nickel)
10¢ (dime)
25¢ (quarter)
50¢ (no real nickname, just a "half dollar"; once common but rarely used today)
$1 (buck)
$1
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No US coin with the denomination of 1/10th of a cent has ever been made.
The one cent Euro coin is worth 0.6452 of an American cent.
Ireland does not use the dollar and never has, so there is no such thing as an Irish 1 dollar coin. Ireland was using the pound in 1952, but there was no 1 pound coin. So whatever coin you have, cannot be either an Irish one dollar coin nor an Irish one pound coin from 1952.
Assuming you're referring to an American Eagle coin that says 1/10 oz on the back, its value is about 1/10 of the price of an ounce of gold. Gold has been in the $900 range for much of 2008 so the coin's value would be around $90
Yes the US did make Half-Cents, the last year of issue was 1857.
The first thing you should ask yourself is Why is it spelled Endeavour, and the second should be Why would an American coin have a picture of the Britishmonarch?
If your asking about a American Silver Eagle $1 bullion coin the current value is about $30.00.
A very common coin that's still found in circulation today.Value is 1 cent.
The coin has 3.1103 grams of pure gold in it or 1/10th of an Troy ounce.
The U.S. Mint issues a 1/10th ounce American Gold Eagle bullion coin that has a $5 denomination.