Pesoteca · Mexican numismatic catalog Pesoteca

1/2 oz Gold Libertad 2011: Value & Real Prices

Reverse
Obverse

Modern die · Mexican Mint

Design

Banxico

Reverse

Winged Victory (Angel of Independence) in front of the Popocatepetl and Iztaccihuatl volcanoes. Inscription "1/2 ONZA TROY DE ORO PURO".

The 1/2 oz Gold Libertad 2011: Value & Real Prices is worth between $37,320 and $40,875 MXN depending on its grade of preservation.

Prices updated: August 2026

How much is the 1/2 onza 1/2 oz Gold Libertad 2011: Value & Real Prices worth?

The estimated value of the 1/2 onza 1/2 oz Gold Libertad 2011: Value & Real Prices ranges from $37,320 (circulated, XF) up to $40,875 (official blister pack), with $39,582 as a reference for an uncirculated (UNC) piece. The estimate is based on the official mintage and the historical behavior of the family.

The real price depends on four factors: the grade of preservation (a circulated piece is worth the low end of the range; an uncirculated one, or one still in its official blister pack, the high end), the finish (satin vs mirror/proof), the rarity within the series based on the mintage, and the metal spot price on the day of the deal when the piece is silver or gold. Check the value-by-grade table above and compare with equivalent pieces before buying or selling.

Where to buy or sell this coin?

Browse the national directory of numismatic shops or the community forum to trade directly with other collectors.

Price today

How much is the silver in your Onza Libertad worth?

The value of this coin depends on the silver spot price plus a numismatic premium. Check today's up-to-date price.

Description

If you have a 1/2 oz Gold Libertad from 2011, you own a coin with two kinds of value: the gold it contains, and the fact that only 1,373 were struck. In 2026, its floor is roughly half an ounce of gold at spot (around 1,300 to 1,700 USD depending on the gold price), and a certified high-grade example can trade above that because of its low mintage.

What it is

The Onza Libertad is Mexico's flagship bullion coin, struck by the Casa de Moneda de México (the Mexican Mint, the oldest mint in the Americas). "Libertad" means "liberty." The series runs in gold and silver, in several sizes. Yours is the half-ounce gold version from 2011, part of the Onza Libertad series.

The design most collectors recognize: the Winged Victory (the Angel of Independence, Mexico City's iconic monument) with the volcanoes Popocatépetl and Iztaccíhuatl behind her. The reverse reads "1/2 ONZA TROY DE ORO PURO" (half troy ounce of pure gold).

Specifications (memorize these, they catch fakes)

Spec Value
Metal Gold .999 fine
Weight 15.5517 grams
Diameter 29 mm
Edge Reeded
Year struck 2011 (one year only)
Mintage 1,373 pieces
Finish Satin

Those two numbers, 15.5517 grams and 29 mm, are your first authenticity check. Gold fakes almost always miss the weight because gold is dense and hard to counterfeit at the correct mass.

What it's actually worth

Because this is a gold bullion coin, it can never be worth less than its metal. A half troy ounce of pure gold is your floor, and that floor moves with the daily gold price. In 2026, that puts the melt value in the range of 1,300 to 1,700 USD, so check the current spot before you buy or sell.

On top of that floor, two things add value:

  1. The 2011 mintage of 1,373 is genuinely low. Most gold Libertads in other years were struck in far larger numbers or bought purely for bullion. A confirmed low-mintage year like this one earns a collector premium over spot.
  2. Grade. A coin still in its original Banxico (the Bank of Mexico) blister pack, or one certified MS-67 or higher by NGC or PCGS, sells for more than a loose, handled example.

Rough value ranges

Condition Approximate value (USD)
Handled, no packaging Gold spot for 1/2 oz (about 1,300 to 1,700)
Original Banxico blister, uncirculated Spot plus a modest collector premium
Certified MS-67 or higher (NGC/PCGS) Meaningful premium over spot for the low mintage

We avoid quoting a single fixed number here because the gold price moves daily and the collector premium depends on grade. Pull the current spot for a half ounce, then add a premium if yours is high grade or sealed.

The myth to ignore

A low mintage does not automatically mean "worth a fortune." This is not a five-figure rarity. It is a solid gold coin with a real premium, not a coin that will retire you. Anyone telling you a modern gold Libertad is worth tens of thousands is confusing it with historic Mexican gold like the Centenario, the 50-peso gold coin that carries far more weight and history.

How to tell if yours is genuine

  • Weigh it. It must hit 15.5517 grams. A jeweler's scale settles most cases instantly.
  • Measure it. 29 mm diameter. Underweight or undersized means fake.
  • Check the edge. It should be cleanly reeded.
  • For anything above bullion price, get it certified. NGC or PCGS grading is the definitive protection on a coin this valuable. Certification also locks in the grade that drives the premium.

Gold fakes typically come in with a lower fineness and the wrong weight, so the scale is your best friend. See our Mexican coin grading guide to judge condition before you buy or sell.

Where to sell it

Because this is precious metal, sell only to buyers who inspect the coin and confirm its weight in front of you.

  • A verified numismatic dealer from the Pesoteca directory will appraise it on the spot and pay near the metal value plus a fair premium.
  • The Pesoteca buy-and-sell forum connects you directly with collectors who know the 2011 low mintage and will pay for it.
  • Photograph the obverse, reverse, and edge, and check the current gold spot before you accept any offer. Do not dump it on the first social-media bidder.

Have a 2011 half-ounce gold Libertad and not sure whether the premium is real or you're just holding bullion? Post clear photos and the exact weight in the Pesoteca forum and let collectors who track this series weigh in.

Historical context

This piece is a 1/2 oz gold Onza Libertad struck in 2011 in the regular (bullion satin) finish. The series was created by the DOF decree of April 8, 1981 and added the 1/2, 1/4, 1/10 and 1/20 fractions from 1991.

Felipe Calderon. The year of gold's historic peak (1,895 dollars in September), spot closing at 1,566 dollars per ounce and the FIX at 13.99 pesos due to the European crisis.

Fraction: pure gold 15.552 grams, .999 fineness, total weight 17.27 grams, diameter 29 millimeters. The half ounce balances liquidity and body: it moves enough gold to be a real reserve and remains tradable one on one. Premium over spot 5 to 10 percent, higher than the ounce because of the prorated minting cost.

Regular (bullion satin): matte-brilliant fields and satin relief, a single press strike. Wholesale distribution for physical gold investment, the year's largest mintage and the natural premium reference against spot.

Banxico CM10 (consulted 2026-05-27) records 1,373 pieces against 339 pieces in the Proof version of the same year. The difference explains the price gap between variants.

The regular is bought for its gold content at a low premium over spot. Check the weight, diameter and reeded edge; compare the premium against Banxico Direct before accepting a middleman.

This piece belongs to the era

Nuevos Pesos y actualidad

Explore all the Mexican coins of this era, their historical context and how they connect to the monetary system of the period.

Value range of this piece

Market estimate: $37,320 - $40,875 MXN depending on the grade of preservation (typical range between a circulated and an uncirculated piece).

See the full breakdown by grade (VG, F, VF, EF, AU, MS-60, MS-63, MS-65) for the whole series →

Other denominations from 2011

Onza Libertad · Oro 0.999

See the full series →

Same denomination, other years

1/2 onza Oro 0.999 · Onza Libertad

Frequently asked questions

How much is a 1/2 oz Gold Libertad 2011 worth?

Its floor is the value of a half troy ounce of pure gold, roughly 1,300 to 1,700 USD depending on the daily gold price. On top of that, the low 2011 mintage of 1,373 coins adds a collector premium, especially for coins still in the original Banxico blister or certified MS-67 or higher by NGC or PCGS. Check current gold spot, then add a premium for grade.

Is the 1/2 oz Gold Libertad 2011 rare?

Yes, by bullion standards. Only 1,373 pieces were struck in 2011, and it was a one-year issue. That is genuinely low for a gold Libertad, which earns it a premium over plain melt value. It is not a five-figure rarity, but the mintage is real and documented, unlike many years.

How do I know if my 1/2 oz Gold Libertad 2011 is genuine?

It must weigh 15.5517 grams and measure 29 mm in diameter, with a reeded edge and .999 gold fineness. Underweight or undersized means it is fake, since gold counterfeits almost always miss the correct mass. For anything selling above the metal price, certification by NGC or PCGS is the definitive way to confirm authenticity and lock in the grade.

Where can I sell a 1/2 oz Gold Libertad 2011?

The safest options are a verified numismatic dealer from the Pesoteca directory, who appraises it on the spot, or the Pesoteca buy-and-sell forum where collectors know the low 2011 mintage. Since it is precious metal, sell only to buyers who weigh and inspect the coin in front of you, and check the current gold spot before accepting any offer.

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Sources

Images for informational and educational purposes, attributed to their original source. Reference values; the real price depends on the grade, the specific variant and demand.