A karat is a measure of purity, not weight when it comes to gold. A piece of jewelry with 1 karat gold would be 1/24th gold by weight.
1 karat of gold worth is the invers of 24k gold worth
Gold is weighed in troy oz only, BTW $gold is currently worth $1360.37 as 1-11-2011
15,559.52 usd as of April 1 2012
At today's price, 8-1-2011, about $30.35 per gram or about $273.00.
RGP means Rolled Gold Plated and is a gold lining applied in the jewelry industry to watches, pens and the like. The amount of gold in a RGP product must constitute at a minimum 1/40th of the weight of the whole product. You can then refer to the 10kt gold price calculator link below to find out how much it is worth
US $20 gold coins are made of 90% gold, which puts it at about 21 1/2 kt.
how much is a 1 gold dollar liberty 1972
1 dollar
1 Gram of .9999% of gold is curently worth $2500.00 considering.
How much is 1 oz of 14 karat gold worth
1
50p
It is worth $115656.75!
1 gram of 10 k gold worth