The value of silver bullion coins is generally dependent on the current price of silver. Precious-metal prices change every day so any specific answer posted here becomes out of date almost immediately. While it's not Answers.com policy to say "use the internet", that's the best approach in this case. You can check a site such as kitco.com, CNNMoney, etc. for the latest spot prices.
I have one of these coins. Just wanting to know the value.
A 2007-W Silver Eagle is one Troy ounce of pure silver.
A 2002 silver eagle is worth whatever one ounce of silver is worth. At the time of writing, an ounce of silver is worth about $22 and a silver eagle would be worth the same. However, silver fluctuates in price on a minute to minute basis.
Silver is trading at about 28.50 an ounce. A half ounce of silver is worth about 14.25.
The modern Silver Eagle bullion coin weighs 1 ounce.
It contains 1 ounce of silver.
8-4-11>>> This is a American Silver Eagle 1 ounce bullion coin. It is one ounce of pure silver.
It's a 2000 one-ounce Silver Eagle bullion coin and as of today is about $18.00
Modern Silver Eagles (1986 to date) contain One Ounce of pure silver.
A "colorized" silver eagle has no numismatic collectible value, but it's still one ounce of silver that's worth about $30.00.
The U.S. Silver Eagle is one troy ounce of pure silver. As of 22 January 2013, it's worth $32.
It will be worth the value of silver per ounce. Currently about 30 dollars.