Gold is usually sold by the ounce. For amounts less than an ounce it is sold by the gram.
Estimated value right now for verifiable 24K gold is @$620 ounce or @$20 a gram.
Other pertinent info:
As a measure of purity, one carat is one twenty-fourth purity by weight:
09 carat (minimal fineness 375) or 37.5% pure 9K
10 carat (millennial fineness 417) or 41.7% pure 10K
12 carat (millesimal fineness 500) or 50.0% pure 12K
14 carat (millesimal fineness 585) or 58.5% pure 14K
16 carat (millesimal fineness 625) or 62.5% pure 16K
18 carat (millesimal fineness 750) or 75.0% pure 18K
20 carat (millesimal fineness 833) or 83.3% pure 20K
22 carat (millesimal fineness 916) or 91.6% pure 22K
24 carat (millesimal fineness 999) or 99.9% pure 24K
Therefore 24-carat gold is pure gold (actually 99.99 percent as one cannot guarantee an absolute purity),
12-carat gold is 50% purity,
18-carat gold is 75% purity etc.
The balance is made up of other metals such as copper, silver, platinum, zinc etc to increase the hardness of the overall alloy and sometimes to change the color of the gold, Platinum, for example, is added to produce white gold.
Does this info help any?
2006-12-21 19:39:27
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answer #1
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answered by Anonymous
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Among the 3, 10K has the lowest gold content. 10K is 41.% gold, 14K is 58.5% gold and 18K is 75% gold. Pure gold is 24K. When mixed with alloy, it reduces its gold content. An 18K gold mens it is 75% gold and 25% alloy, etc. Among the 3, 18K will be the more expensive and is used in a more high end jewelry. 18K is softer than 14K and 10K because of its higher gold content. The alloy that is being mixed in the gold makes the metal stronger.
2016-03-17 22:11:16
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answer #2
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answered by Anonymous
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Hello, to compute the cost yellow gold from 22k thru 10k etc. Well, it is in mind of the buyer and sale to agree the value price. Because soft yellow gold metal market it's speculation spot market every day.
2015-02-18 06:28:40
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answer #3
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answered by ? 2
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"Pure" gold is 24K.
From there its basic math.
22/24 = 11/12 multiply by the weight of the gold item and then multiply by market price. You then have the value of the item.
so
20K/24 - 5/6 times the weight (in Troy oz.) times market value
And so on for whatever item you wish to determine the value of...
-dh
2006-12-21 08:42:20
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answer #4
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answered by delicateharmony 5
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If 24 karat gold is 100% gold (it is) then you simply take the karat number and divide it by 24 to get the percentage. Take the current market rate per ounce and multiply that times the percentage of gold in the jewelry.
2006-12-21 08:41:14
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answer #5
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answered by Paul H 6
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14k Gold Purity
2016-10-18 10:54:22
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answer #6
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answered by ? 4
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gold is valued by the ounce.
You take the weight and multiply it by the current market price.
2006-12-21 08:38:48
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answer #7
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answered by Blunt Honesty 7
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Isn't gold weighed and valued with 14K Ignots...??
2006-12-21 08:38:56
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answer #8
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answered by RUNINTLKT 5
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