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Gold Purity Calculator

Convert gold weights between different karats (14K, 18K, 22K) while maintaining pure gold content

58.33% pure

Weight Needed

grams

Pure Gold

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75.00% pure

Weight Needed

grams

Pure Gold

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91.67% pure

Weight Needed

grams

Pure Gold

grams

100.00% pure

Weight Needed

grams

Pure Gold

grams

•Pure Gold Content: This calculator determines how much pure gold is in your item based on its karat.
•Conversion: It then calculates how much weight you would need of each karat to maintain the same pure gold content.
•14K Gold: 58.33% pure gold - Most common for jewelry
•18K Gold: 75% pure gold - Higher quality jewelry
•22K Gold: 91.67% pure gold - Popular in India and Asia
•24K Gold: 100% pure gold - Highest purity

Karat	Purity	Pure Gold in 10g	Pure Gold in 100g
8K	33.33%	3.33g	33.33g
9K	37.50%	3.75g	37.50g
10K	41.67%	4.17g	41.67g
14K	58.33%	5.83g	58.33g
18K	75.00%	7.50g	75.00g
22K	91.67%	9.17g	91.67g
24K	100.00%	10.00g	100.00g