Purity factor
1.000 in this theoretical modelPure-gold reference
24K Gold Price Today
24K is the reference purity used for a near-pure gold spot calculation. See the current value by common weight and use the calculator for a custom amount.
24K gold · USD
$137.78per gramData source MetalpriceAPI · Frankfurter reference ratesLast updated Sep 15, 2026, 11:59 PM UTCFX reference date 2026-09-16Status Fresh provider response
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A near-pure gold spot baselineToday’s reference
What 24K means
24K is represented here as a 1.000 purity factor. The result is a theoretical spot / melt value estimate, not a retail, jewellery, or buyback offer.
24K value = 24K spot value × 1.000 theoretical purity factor.
Quick reference
24K gold by weight
USD · based on the latest valid spot response
Per gram
| Weight | Theoretical value | Basis |
|---|---|---|
| 1 g | $137.78 | 24K spot / melt estimate |
| 5 g | $688.89 | 24K spot / melt estimate |
| 10 g | $1,377.78 | 24K spot / melt estimate |
| 20 g | $2,755.56 | 24K spot / melt estimate |
| 50 g | $6,888.91 | 24K spot / melt estimate |
| 100 g | $13,777.82 | 24K spot / melt estimate |
Per troy ounce
| Weight | Theoretical value | Basis |
|---|---|---|
| 0.5 troy oz | $2,142.69 | 24K spot / melt estimate |
| 1 troy oz | $4,285.38 | 24K spot / melt estimate |
| 2 troy oz | $8,570.76 | 24K spot / melt estimate |
| 5 troy oz | $21,426.91 | 24K spot / melt estimate |
| 10 troy oz | $42,853.82 | 24K spot / melt estimate |
Per kilogram
| Weight | Theoretical value | Basis |
|---|---|---|
| 1 kg | $137,778.25 | 24K spot / melt estimate |
Values are theoretical spot / melt estimates and may be stale if a provider refresh is delayed. Last updated Sep 15, 2026, 11:59 PM UTC
Gold calculator
What is your gold worth?
Estimate theoretical spot / melt value by weight, purity, and currency. It is not a dealer quote, retail price, or scrap buyer offer.
Estimated gold value
$1,377.78
Based on 24K purity, MetalpriceAPI spot data, and Frankfurter reference rates reference rates. Formula: weight × spot value × purity factor. Actual dealer, jewellery, or buyback prices vary.
Helpful answers
24K Gold Price Today FAQ
What does 24K gold mean?
24K is the conventional label for near-pure gold. This tool models it with a 1.000 theoretical purity factor.
What is the 24K gold price per gram?
It is the XAU/USD troy-ounce spot reference divided by 31.1034768, with optional currency conversion.
Is 24K gold always worth the displayed amount?
No. The displayed amount is theoretical metal value. A physical product can have premiums, fees, taxes, or a dealer spread.
Is 24K gold the same as a dealer's final price?
No. 24K describes the modeled purity factor. The displayed amount is a spot / melt estimate and does not include a dealer's product premium, spread, testing, taxes, or fees.
Information only, not investment advice. Calculations are theoretical spot / melt value estimates and are not dealer offers, retail prices, jewellery valuations, or scrap buyer quotes.