Gold purity

22K Gold Price

Pure 24k gold is valued from the live spot price of $4,081.41 per troy ounce. Lower karats multiply that value by purity.

Karat	Purity	Per Gram	Per Troy Ounce
10K	41.67%	$54.68	$1,700.59
14K	58.33%	$76.55	$2,380.82
18K	75.00%	$98.42	$3,061.06
22K	91.67%	$120.29	$3,741.29
24K	100.00%	$131.22	$4,081.41

22K gold contains 91.67% gold by weight, so its melt value is $120.29 per gram before buyer discounts or refining costs.