Gold purity

10K Gold Price

Pure 24k gold is valued from the live spot price of $4,080.29 per troy ounce. Lower karats multiply that value by purity.

Karat	Purity	Per Gram	Per Troy Ounce
10K	41.67%	$54.66	$1,700.12
14K	58.33%	$76.52	$2,380.17
18K	75.00%	$98.39	$3,060.22
22K	91.67%	$120.25	$3,740.27
24K	100.00%	$131.18	$4,080.29

10K gold contains 41.67% gold by weight, so its melt value is $54.66 per gram before buyer discounts or refining costs.