Supported coins
20, 10, 5, 2.5, and 2 gold pesosAzteca and Hidalgo denominations
Mexican Gold Peso Melt Value Calculator
Choose a documented 20, 10, 5, 2.5, or 2 gold-peso Azteca/Hidalgo coin and enter a count. The 50-peso Centenario is deliberately a separate intent and page.
One selected coin · theoretical melt value
$2,019.79USD · one documented coinData source Twelve Data quoteLast updated Oct 2, 2026, 5:28 AM UTCFX reference date 2026-10-02Status Latest validated provider value — timing follows the source
Fineness
.900Separate owner
50-peso Centenario has its own calculatorSpecification and intent
Azteca and Hidalgo denominations, not the Centenario
Banco de México lists each coin's pure-gold ounce content and .900 fineness. The selected fine content drives the estimate; denomination numbers are labels, not a price formula.
Mexican Gold PesoAzteca / Hidalgo denomination reference; issue-year variants are not inferred
- Issuer
- Banco de México / Casa de Moneda de México
- Country
- Mexico
- Specification coverage
- Azteca / Hidalgo denomination reference; issue-year variants are not inferred
- Source method
- This page owns the 20, 10, 5, 2.5, and 2 gold-peso Azteca/Hidalgo denominations. The separate 50-peso Centenario is excluded and linked separately.
| Supported selection | Issue period | Denomination | Fineness | Fine gold | Gross weight | Source |
|---|---|---|---|---|---|---|
| Azteca · 20 gold pesos | Azteca / Hidalgo denomination reference; issue-year variants are not inferred | 20 gold pesos | 900.00‰ | 0.48227 troy oz | Not stated | Mint/source ↗ |
| Hidalgo · 10 gold pesos | Azteca / Hidalgo denomination reference; issue-year variants are not inferred | 10 gold pesos | 900.00‰ | 0.24113 troy oz | Not stated | Mint/source ↗ |
| ½ Hidalgo · 5 gold pesos | Azteca / Hidalgo denomination reference; issue-year variants are not inferred | 5 gold pesos | 900.00‰ | 0.12057 troy oz | Not stated | Mint/source ↗ |
| ¼ Hidalgo · 2.5 gold pesos | Azteca / Hidalgo denomination reference; issue-year variants are not inferred | 2.5 gold pesos | 900.00‰ | 0.06028 troy oz | Not stated | Mint/source ↗ |
| ⅕ Hidalgo · 2 gold pesos | Azteca / Hidalgo denomination reference; issue-year variants are not inferred | 2 gold pesos | 900.00‰ | 0.04823 troy oz | Not stated | Mint/source ↗ |
Coin-level reference: Banco de México Azteca and Hidalgo specifications
Interactive tool
Estimate Azteca or Hidalgo metal value
Select an issuer-listed denomination and count. The tool reports the official pure-gold amount and the corresponding spot reference.
Enter a whole number.
Selected specificationAzteca · 20 gold pesos · Mexican Gold PesoThis page owns the 20, 10, 5, 2.5, and 2 gold-peso Azteca/Hidalgo denominations. The separate 50-peso Centenario is excluded and linked separately.
Fine gold in selected quantity0.482270 troy ozGross weight not stated in the linked specification.
Theoretical melt value · USD$2,019.79Fine gold × spot; no premium included.
The estimate values documented fine-gold content at the current spot reference. It is not an offer, appraisal, authentication, or collector value.
Calculation method
How the result is calculated
Banco de México's published fine troy ounces per selected coin × count × current Gold spot per troy ounce.
Do not use this tool for a 50-peso Centenario; use the dedicated Centenario calculator. Values exclude condition, rarity, authentication and dealer terms.
Evidence and references
Specification sources
Primary references where available
Information only, not investment advice. Theoretical metal value is not a dealer offer, retail price, jewelry appraisal, assay, or guaranteed sale price.