🥇 18K Gold Price Today | $3,399.2/oz

Q: How is the 18K gold price calculated?

The 18K gold price is calculated by multiplying the 24K spot price by the purity factor of 0.75. For example, if 24K gold is $4,500/oz, then 18K gold is $4,500 × 0.75 = $3375.00/oz.

18K gold is 75.00% pure — live price in USD updated every minute

Last updated: May 5, 2026, 12:57 AM ET

Per Gram

$109.29

Per Troy Oz

$3,399.2

Per Tola

$1274.70

Per Kg

$109,287

About 18K Gold

18 karat gold is 75% pure — the most popular karat for fine jewellery in Western markets, balancing purity with durability.

The 18K gold price is calculated by multiplying the pure 24K spot price ($4,532.27/oz) by the purity factor of 75.00%. Today, 1 troy ounce of 18K gold contains 23.33 grams of pure gold.

All Karat Gold Prices Today (USD)

Karat	Purity	Per Gram	Per Troy Oz
24K Gold	100.00%	$145.72	$4,532.27
22K Gold	91.67%	$133.58	$4,154.73
18K Gold ← current	75.00%	$109.29	$3,399.2
14K Gold	58.33%	$85.00	$2,643.67
10K Gold	41.67%	$60.72	$1,888.6

18K Gold Price by Country

18K Gold in India 18K Gold in UAE 18K Gold in USA 18K Gold in UK 18K Gold in Saudi Arabia 18K Gold in Australia

Frequently Asked Questions

What does 18K gold mean?

18 karat gold is 75% pure — the most popular karat for fine jewellery in Western markets, balancing purity with durability.

How is the 18K gold price calculated?

The 18K gold price is 75.00% of the 24K spot price. If 24K gold is 4,532.27/oz, then 18K gold is 3,399.2/oz.

Is 18K gold good for jewellery?

18K gold is the sweet spot for fine jewellery — pure enough to show the warm colour of gold, but alloyed enough for good wearability. Most high-end Western jewellery is 18K.

What is the difference between 18K and 24K gold?

24K gold is 99.99% pure. 18K gold is 75.00% pure, meaning 25.00% of the metal is alloying elements (typically silver, copper, zinc, or palladium). The alloying improves hardness, durability, and (in some cases) colour.