Weight unit
Gold Price per Troy Ounce
Live gold price per troy ounce (oz t). 1 oz t = 31.1035 grams. Convert instantly across every unit and currency.
24K gold · per oz t · USD
$4,368.66
Derived from spot $4,369.10/oz · source gold-api.com
What is a troy ounce?
The troy ounce is the international benchmark for pricing precious metals. It is heavier than the everyday avoirdupois ounce — one troy ounce equals exactly 31.1034768 grams. XAU/USD, the global gold benchmark, is quoted per troy ounce.
- Symbol
- oz t
- Grams
- 31.103477
- Troy ounces
- 1
Conversions
| Unit | 1 oz t equals | Value at 24K (USD) |
|---|---|---|
| Gram (g) | 31.103477 g | — |
| Troy Ounce (oz t) | 1 oz t | $4,368.66 |
| Tola (tola) | 2.666667 tola | — |
| Kilogram (kg) | 0.031103 kg | — |
| Baht (baht) | 2.040375 baht | — |
Price per oz t by purity (USD)
- 24 Karat (999)24 karat$4,368.66
- 22 Karat (916)22 karat$4,005.15
- 21 Karat (875)21 karat$3,822.96
- 18 Karat (750)18 karat$3,276.83
- 14 Karat (585)14 karat$2,548.50
- 10 Karat (417)10 karat$1,820.60
Gold Calculator
Calculate the value of any amount of gold in any purity and currency.
Estimated value
$4,368.66
$140.46 per gram at selected purity
Gold per troy ounce — FAQs
How many grams are in one troy ounce?
One troy ounce equals 31.103477 grams.
How is the price per oz t calculated?
We take the live XAU/USD spot price, divide by 31.1035 to get the per-gram value, multiply by 31.1035 to reach one oz t, then convert into your chosen currency using the live FX rate.
Is the troy ounce used everywhere?
No. Different markets prefer different units — gram in Europe and most of Asia, tola across South Asia, baht in Thailand, troy ounce for international trade and bullion.