Most dealers will post spot on a daily basis. Try Northwest Territorial Mint at bullion.nwtmint.com. If you are going to be buying they have good prices and mint their own silver. They post their ship times on their web site and update the spot prices -- based on the metals markets -- every few minutes.
14.66
The current price of silver is about $14/oz.
Troy ounce weighs 31.1034768 grams. Each gram equals to 1/31.1034768=0.032150746 troy ounce. If silver is $20 per troy ounce three grams pure silver value 20X 3X0.032150746=0.289 dollars.
It is 1 troy oz of 999 fine silver. So its value is the current silver price for 1 troy oz. Depending on its condition there could be some additional numismatic value to collectors too. Current silver price as of this moment is $34.28 per troy oz of fine silver.
The current price of silver is about $17/oz
The price of 5 grams of 999 fine silver would depend on the current market price of silver. You can multiply the weight (5 grams) by the purity (999) to calculate the actual silver content, and then multiply that by the current price per gram of silver to determine the total cost.
Its value fluctuates with the current price of silver bullion. Check your local newspaper's business section or a site like CNNMoney for the "spot price" of 1 oz. of silver.
Current spot price of silver is $32.70 per ounce. Approximated value is $327.00
The $1 denomination is artificial. You have a bullion piece sold for its silver content; the current price is about $18/oz.
The value of a troy ounce coin of 999 fine silver is based on the current spot price of silver in the market. You can calculate its worth by multiplying the weight of the coin in troy ounces by the current spot price of silver. Additionally, consider any premiums or fees that may apply when buying or selling the coin.
The value of a 1991 Garfield coin that is 1 ounce of fine silver will depend on the current market price of silver. You can check the current price of silver online or at a local coin dealer to determine the approximate value of the coin.
As of 6 September 2012, the market price of silver is $32.62 per ounce.