A pennyweight and an ounce are both imperial measurements of weight (as are pounds, stones, etc.) A gram is a metric measurement. In metric the difference between measurements-1000 mg in a gram for example-makes sense. How many ounces in a gram or pennyweights in a gram does not.
One ounce = 28.349 grams.
Because 20 pw is equal to 1.097143 ounces. So, that converts to 31.103477 grams.
31 g = 1.09349 oz
28 TO 31 GRAMS ARE IN ONE OUNCE.
31
1.09 oz 1 ounce = 28.34 grams 1 gram = 0.03 oz
Platinum is $1519 per ounce One Ounce is 31 grams 10 grams = 1519/31 * 10 = $489
Gold is $1122 today per ounce There are 31 grams in an ounce 7.7 grams is worth $277.88 Go to www.in-gold-we-trust.info for up to date valuations on all quantities of gold
I don't think that these replica worth more than their value of metal. Actually, the value of silver is around 20 $ for an ounce troy or 31 grams.
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.
31 grams of sugar is just over an ounce or about 2 tablespoons.
Troy ounce. Which is slightly greater than 31 grams