The current spot price of silver is about $14/oz
14 silver dimes equal just a little more than 1 troy oz. Each coin has .07234 oz of pure silver.
A troy ounce is about 31 grams and the US standard ounce (avoirdupois) is about 28 grams. When buying coins, or gold or silver, you get more by getting a troy ounce. The price of gold and silver is in troy ounces. So, for example, if gold is $1400 an ounce, that price is for a troy ounce. A 28 gram ounce of gold is not worth $1400.
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 modern Silver Eagle bullion coin weighs 1 ounce.
multiply the weight of the coin in troy oz. times .720 (% of silver in the coin) times the price of silver at the moment, from <http://www.kitco.com>
14 silver dimes equal just little more than 1 troy oz. Each coin has .07234 oz of pure silver.
Silver currently sells for about $20/oz
1 denarius (Roman silver coin) weighed .124 oz. troy. 100 denari = 12.4 oz. troy. Current price of silver = $29.24 USD per oz. 100 denari = $362.58 USD
spot silver, usually. I am looking right now at a 1 troy pound silver "eagle" round. 13.5 oz at about 19.5 dollar/oz your price depends on the coin and its weight
Approx $19.00 for a 1 troy oz coin at the current (Oct 09) silver price. That would be $17.50 an oz silver spot price with a $1.50 premium. 10 oz bars approx. $185.00 with a smaller premium because of bulk and so on.
".999 silver" does not signify the weight. It signifies the purity. .999 is the same as 99.9%. But silver bullion comes in half-troy oz rounds, 1 troy oz rounds or bars, 5, 10, 12, 20, 50, 100, and 1000 troy oz bars. 12 troy oz=1 troy lb. 1 troy oz=31.1034768 g, as opposed to the oz, which weighs 28.3495231 g.