1/2 oz Silver Libertad 1988 Value

If you inherited a 1988 1/2 oz Silver Libertad, here is the honest answer: its silver alone is worth around 15 to 17 USD at current spot prices, but this is one of the scarcer dates in the series. In top condition it can sell for 150 to 400 USD or more, because far fewer were struck than in later years.

The Libertad is Mexico's official silver bullion coin, made by the Casa de Moneda de México (the Mexican Mint), the oldest mint in the Americas. Think of it as Mexico's answer to the American Silver Eagle. The 1/2 oz version contains half a troy ounce of pure silver, so it always has a floor at melt value. What pushes certain years far above melt is low mintage, and 1988 is a low-mintage year for this fraction.

What you actually have

The 1988 1/2 oz Libertad weighs 15.5515 grams, measures 29 mm across, has a reeded edge, and is struck in .999 fine silver (99.9% pure). The front (obverse) shows Mexico's national coat of arms surrounded by the historic coats of arms of the country. The back (reverse) shows the Winged Victory (the Angel of Independence statue in Mexico City) with the two volcanoes, Popocatépetl and Iztaccíhuatl, in the background.

This coin belongs to the original Libertad series minted from 1982 to 1995. Collectors call this early type the "cuño gordita" ("chubby die") because the relief is thicker than the redesign that came later. The 1982 to 1991 pieces have that fatter profile.

Is it rare?

Yes, relatively. The early fractional Libertads (1/2 oz, 1/4 oz, 1/10 oz) were struck in tiny numbers compared to the modern series. Mintages for the 1988 fractions run in the low thousands, which is nothing next to the hundreds of thousands or millions minted for popular later years. That scarcity, not age, is what gives this coin its premium.

Be realistic: scarcity only pays off if the coin is in good condition and, ideally, certified. A circulated, scratched example trades close to silver value. A pristine, graded mint-state piece is where the collector premium lives.

What it's worth in USD

Condition	Approximate value (USD)
Circulated / worn	15 to 25
Uncirculated (raw)	60 to 150
Certified MS-67 to MS-69	200 to 600+

These are guide ranges, not fixed prices. Silver spot moves, and a certified high-grade example from a strong auction can exceed the top of this table. Because the coin is bullion at its core, the floor never drops below the value of its half ounce of pure silver.

For context on how the whole family of coins is priced, see our guide to the Silver Libertad series and the flagship 1 oz Onza Libertad.

The myth to avoid

Every week someone posts a common Libertad claiming it is worth thousands because it is "old" and "pure silver." Age is not the driver here. A 1990s 1 oz Libertad in worn condition is worth little more than its silver. What makes the 1988 1/2 oz interesting is genuine low mintage plus grade. If a listing promises you a fortune for a scratched coin, walk away.

How to tell if yours is genuine

Counterfeits of silver bullion exist, so verify before you buy or sell:

• Weigh it. A jeweler's scale should read very close to 15.5515 grams. Wrong weight is the fastest red flag.
• Measure it. Diameter should be 29 mm. Use a caliper.
• Check the edge. It should be reeded (grooved), and the strike should show crisp, three-dimensional relief. Flat, mushy detail suggests a fake or a cast copy.
• Be suspicious of bargains. Any coin offered well below the value of its silver content is almost certainly fake or damaged.

For a coin like this, having it certified by NGC or PCGS both confirms authenticity and unlocks the higher grade-based prices.

Where to sell it

To sell your 1988 1/2 oz Silver Libertad safely, use a verified numismatic shop from the Pesoteca directory, which can appraise it on the spot, or the collector buy/sell forum where buyers know exactly what this date is. Photograph the obverse, reverse, and edge, and check the ranges above before agreeing to a price. Since this is a precious-metal coin, never pay or ship before the piece and its weight are verified in person or in clear photos. Avoid dumping it to the first bidder on social media.

Think you have a rare error or an especially clean example? Post your photos in the Pesoteca forum and let collectors weigh in before you sell.

1/2 troy oz Libertad silver 1988 Regular BU

This piece is the 1/2 troy oz silver Libertad, minted by the Mexican Mint in 1988 in its Regular BU version.

Technical details. It contains 15.55 g of pure silver, .999 fineness, and measures 33 mm in diameter. The reverse bears the effigy of the Angel of Independence, adopted by Banxico as the official symbol of the series since 1981. The obverse shows the National Coat of Arms in its pre-1969 version, alongside other historical coats of arms as the family's mark of identity.

Role within the set. It is the upper-intermediate fraction. It weighs exactly half of the flagship piece and is usually minted in smaller runs than the full ounce, which gives it a profile of relative scarcity within the year's set.

Context of the year. In 1988 Miguel de la Madrid was in office until November and Carlos Salinas de Gortari from December 1. The Economic Solidarity Pact was signed to curb inflation. The presidential election was marked by the "fall of the system."

Regular BU finish. The Regular finish, cataloged by Banxico as satin or BU, is produced with dies that receive no special polishing. The result is an even matte luster across the entire surface, with no mirror contrast between fields and reliefs. It is the traditional bullion finish: bought for its weight in pure silver plus a modest die premium. It is the version collectors seek to build the complete set by year without decapitalizing on each piece.

Mintage. The exact mintage of this combination does not appear in the Bank of Mexico's public 2000-2025 tables. For pieces outside that range, the Mint's specific catalog must be consulted.