🇺🇸 United States
Price of 1 troy ounce of 18k gold in United States (USD)
Live 18k gold value for 1 troy ounce (31 g) in United States, calculated from the global spot rate and USD FX, updated every minute.
1 troy ounce · 18k gold · United States
$3,404.49
≈ $109.46 per gram of 18k gold · spot $145.94/g for 24k
18k gold price in United States by weight
1 troy ounce of gold in United States by karat
FAQ
How much is 1 troy ounce of 18k gold in United States today?
Approximately $3,404.49 based on the live international spot price converted to USD.
What is 18k gold purity?
18k gold is 75.00% pure — 750 parts per thousand. The rest is alloy metals like copper and silver for durability.
Why does the United States jeweller charge more than $3,404.49?
Retail jewellery prices add making charges, VAT/GST, dealer margin and sometimes hallmark fees on top of the raw gold value shown here.