This series is frequently called a "Barber dime" after its designer, Charles Barber. 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 or S.
Numismedia lists the following approximate retail values as of 01/2011:
No mint mark (Philadelphia):
Very worn condition - $3
Moderately worn - $7
Slightly worn - $10
Almost no wear - $66
Uncirculated - $110 to $5,040 depending on quality
"O" mint mark (New Orleans):
Very worn - $10
Moderately worn - $68
Slightly worn - $95
Almost no wear - $251
Uncirculated - $450 to $15,600
"S" mint mark (San Francisco):
Very worn - $9
Moderately worn - $24
Slightly worn - $30
Almost no wear - $130
Uncirculated - $300 to $10,210
DISCLAIMER: The retail values quoted are the best available as of the date shown, but may vary significantly due to changes in the precious metals market. Also the wholesale (buying) price of a coin will be less than the selling (retail) price. A reputable coin dealer will be able to give a more accurate valuation based on inspection of the coin.
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."
There is no such thing as an 1899 mercury dime. Mercury dimes were not introduced until 1916. The Barber dimes that were in circulation in 1899 are made of 90% silver and are worth about $1.15 in metal value. The collector's value of the coin is highly variable, being affected by the condition the coin is in and the mint it was made at.
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.
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."
There is no such thing as an 1899 mercury dime. Mercury dimes were not introduced until 1916. The Barber dimes that were in circulation in 1899 are made of 90% silver and are worth about $1.15 in metal value. The collector's value of the coin is highly variable, being affected by the condition the coin is in and the mint it was made at.
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.
8-8-11>>> Assuming the coin is circulated and has no mintmark, the 1899 Barber dime is a high mintage, common date coin. Retail values for average circulated coins are $4.00-$8.00.
Mercury dimes were made from 1916 to 1945. You have a "Barber" dime, named for its designer Charles Barber. Please see the Related Question for more information.