Spot as of Sep 6, 2026 9:20 PM · $1 move in gold changes this coin by $0.12
How this melt is figured
A Mexico Gold 2.5 Peso (1870-1892) weighs 4.230 grams at 87.5% fine. That is 0.11900 troy ounces of pure gold (AGW). Melt = 0.11900 × today’s gold spot of $4,390.60.
Date and mintmark do not change the metal. An early date and a common date of this type have the same melt. Collector value — what someone will pay above the metal — is a different question. For sold prices see Sold Comps.
Quick amounts
Using $4,390.60 gold.
| You have | Pure oz | Melt |
|---|---|---|
| 1 coin | 0.1190 | $522.48 |
| 10 coins | 1.1900 | $5,224.81 |
| 20 coins | 2.3800 | $10,449.63 |
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Questions people ask
How much pure gold is in a Mexico Gold 2.5 Peso (1870-1892)?
Mint spec is 4.230 grams at 87.5% fine, which is 0.11900 troy oz of pure gold (AGW). Date and mintmark do not change that.
What is a Mexico Gold 2.5 Peso (1870-1892) worth in melt today?
At gold spot of $4,390.60 per troy oz, one coin’s melt is $522.48. Multiply by how many you have. A rare date or a nice grade can sell for more than melt.
How many Mexico Gold 2.5 Peso (1870-1892)s equal one ounce of gold?
About 8.40 coins equal 1.00 troy oz of pure gold at mint weight.
Does mintmark change the melt value?
No. A Philadelphia, Denver, or San Francisco coin of this type has the same metal. Melt is type × composition, not date or mintmark.
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