How do I convert 20k to 15k gold?

Enter the amount in the converter. It multiplies by the exact conversion factor shown under the result, and the table lists common values so you can check at a glance.

Is a troy ounce the same as a regular ounce?

No. Precious metals use the troy ounce of 31.1035 grams, while food and everyday goods use the avoirdupois ounce of 28.3495 grams.

Why does the converter show a metal value?

Once the weight is known we multiply it by the live spot price so you can see what that quantity of gold, silver, platinum or palladium is worth today.

Which purity is assumed in the value?

Unit conversion values assume pure (999) metal. Karat conversions use the fineness of the karat you start from.

Where do the prices come from?

Live spot prices and exchange rates are provided by MetalflowAPI and refreshed about every minute.

Convert 20K to 15K gold – Free Converter

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How to convert 20K gold to 15K

20K gold is 83.3% pure and 15K gold is 62.5% pure. To find the 15K weight with the same gold content, multiply the 20K weight by 0.833 and divide by 0.625. One gram of 20K equals 1.3328 grams of 15K.

Example

10 g of 20K gold contains 8.33 g of pure gold, the same as 13.328 g of 15K. Today 10 g of 20K is worth $1,109.

When you need this conversion

Exchanging old jewelry for new pieces in a different karat.
Comparing prices quoted per gram of 22k with prices quoted for 18k or 24k.
Planning how much of a karat a jeweler needs to remake an item.

Note that remaking jewelry involves melting losses and labor, so a jeweler's exchange rate is usually below this pure-gold equivalent. See methodology.

FAQ

Frequently asked questions

How do I convert 20k to 15k gold?: Enter the amount in the converter. It multiplies by the exact conversion factor shown under the result, and the table lists common values so you can check at a glance.
Is a troy ounce the same as a regular ounce?: No. Precious metals use the troy ounce of 31.1035 grams, while food and everyday goods use the avoirdupois ounce of 28.3495 grams.
Why does the converter show a metal value?: Once the weight is known we multiply it by the live spot price so you can see what that quantity of gold, silver, platinum or palladium is worth today.
Which purity is assumed in the value?: Unit conversion values assume pure (999) metal. Karat conversions use the fineness of the karat you start from.
Where do the prices come from?: Live spot prices and exchange rates are provided by MetalflowAPI and refreshed about every minute.

Gold price per gram by karat

9K (375) gold price per gram 10K (417) gold price per gram 14K (585) gold price per gram 18K (750) gold price per gram 21K (875) gold price per gram 22K (916) gold price per gram 24K (999) gold price per gram Scrap gold calculator All karats compared