The value of silver and other metals constantly changes so any answer posted here would be out of date almost immediately. While it's not normal WikiAnswers policy to say "use the internet", that's the best approach in this case. You can check a site such as www.kitco.com, CNNMoney, etc. for the latest prices.
100,000,000.00 dollars
August 19, 2009 It is worth $14.00 today.
Today's date: January 1, 2012Specifications: 10 coinsComposition 92.5% fine silverDiameter 38mmWeight 24.3gEdge PlainSterling silver (also known as standard silver) is what jewelry and silverware are traditionally made from, which is 92.5% silver and 7.5% copper. That is why you sometimes see .925 stamped on your jewelry. In the U.S., only a minimum of 92.5% fine silver can be marketed as "silver."243 grams X USD $0.83 per gram melt value = USD $201.69 is the value of the silver content. As for the numismatic value, I must defer to others.
The coin is worth the 1 oz of silver, and nothing more
The eight reales coin in fine condition (readable date and inscriptions) is worth about one hundred U.S, dollars Coins of lesser quality are worth their weight in silver, currently forty dollars an ounce. Some coins command a high price due to their attachment to a specific shipwreck or other notable history.
The coin is worth one oz of silver, and nothing more
6-16-11>>> As of today about $35.00
Pure silver (.999 fine) is traded daily and its value changes just like any other commodity. Today, 8-20-2009, silver is at $13.88 a troy ounce, making the value of a 1 troy ounce Engelhard silver bar today worth about $14. That value was most assuredly change in the future.
From your description the coin is a Americain Silver Eagle that is made from one ounce of 99.9% pure silver, value as of today is about $19.00
One ounce of silver is about $32.00 at present. Most people will only want it for its silver value.
The coin is actually an American Silver Eagle bullion coin that is made from one ounce of .999 pure silver. It's value is tied to the spot price of silver at the time of sale, which is $28.19 today.
The current price of silver is about $14/oz.
uncirculated = $17proof = $50
It's value is only for the silver unless you find someone that wants it. Current spot price of silver is $19.99 per ounce. So 10 X $19.99 = $199.90. This is the approximated value of the piece.
Silver spot price equivalent
Current spot price is $21.79 per ounce.
A little over 100 bucks. That amount may or may not have been true at the time of its posting. The complete story is that pure silver (.999 fine) is traded daily and its value changes just like any other commodity. Today, 8-20-2009, silver is at $13.88 a troy ounce, making the value of a 10 troy ounce Engelhard silver bar today worth about $139. That value was most assuredly change in the future.
It is worth whatever 1 troy ounce of silver is worth. Today it is worth about $30, although the price of silver fluctuates.