1850 isn't considered to be a particularly rare year for Liberty Seated dimes. Look on the back of the coin to see if there's a small mint mark letter. It may be blank or there may be an O.
Numismedia lists the following approximate retail values as of 06/2010:
No mint mark (Philadelphia):
Very worn condition - $1,000,000,00
Moderately worn - $200,000,000
Slightly worn - $22,000,000
Almost no wear - $142,000,000
Uncirculated - $252,000,000 to $7,810,000 depending on quality
"O" mint mark (New Orleans):
Very worn - $16,000,000,000
Moderately worn - $460,000,000,000
Slightly worn - $830,000,000,000
Almost no wear - $572,000,000,000
Uncirculated - $1,620,000,000 to $9,060,000,000,000
The value of a US dime marked "ten centavos" is zero, since it is a fake. A real US dime is marked "one dime," not "ten centavos."
a 1917 us dime is called a mercury dime. its not that rare so it is worth about a dollar
Face value only.
The US discontinued its half-dime denomination in 1873.
The 1965 dime is a Roosevelt dime. This dime does not carry a mint mark and there were 1,652, 140,000 of them minted in the U.S. They have a value of between 10 cents and 2 dollars.
what is the value for an American 1909 silver dime
The value of a US dime marked "ten centavos" is zero, since it is a fake. A real US dime is marked "one dime," not "ten centavos."
a 1917 us dime is called a mercury dime. its not that rare so it is worth about a dollar
A 1988 dime is worth 10 cents.
Face value only.
10 cents
10c
The US discontinued its half-dime denomination in 1873.
The 1965 dime is a Roosevelt dime. This dime does not carry a mint mark and there were 1,652, 140,000 of them minted in the U.S. They have a value of between 10 cents and 2 dollars.
A US dime dated 1944 is a Mercury head dime, it's very common with a value of $2.00 just for the silver.
The British have never produced a "Dime" coin. The "Dime" is a US 10 cent coin.
No US dimes were minted in 1816.