1993 Mexican 20 Centavos: Value & Facts

If you found a 1993 Mexican 20 centavos coin, here is the honest answer up front: it is worth about 20 to 30 US cents in uncirculated condition, and closer to face value if it is worn. It is one of the most common coins Mexico ever struck. The stories about it selling for thousands are online listings nobody pays, not real sales.

In 2026, this remains a coin people ask about constantly, usually because they saw a headline promising a fortune. Let's separate what it actually is from what the clickbait says.

What this coin is

The 1993 20 centavos is the first strike of the denomination after Mexico introduced the "nuevo peso" (new peso) that same year, a currency reform that dropped three zeros from the old money. That is why a coin marked in centavos carries the new-peso family design.

Here are the exact specifications, which matter if you want to confirm yours is genuine:

Feature	Detail
Metal	Aluminum-bronze (copper, aluminum, nickel alloy)
Weight	3.04 g
Diameter	19.5 mm
Edge	Plain (smooth)
Mint mark	M (Mexico City)
Obverse	National Coat of Arms, "ESTADOS UNIDOS MEXICANOS"
Reverse	Acatl glyph, the number 20, centavos symbol, year 1993

What it's actually worth

This is the part most sites skip. The 1993 20 centavos circulated for decades and is still legal tender, so finding one in good shape costs almost nothing. International catalogs (uCoin, worldcoinsinfo) list an uncirculated example at roughly 0.20 to 0.30 US dollars. A normal, used example is worth basically its face value.

There is no silver and no gold in it. It is aluminum-bronze, so there is no bullion floor propping up its price the way there is with a silver coin. Nothing about the metal makes it valuable.

The "25,000-peso" myth

You have probably seen articles claiming this coin sells for 23,000 or 25,000 pesos (over 1,000 US dollars). Those are asking prices on online marketplaces, not closed sales. Anyone can list a common coin for any number they want. Press write-ups repeat those optimistic listings without a single verified sale behind them.

There is no documented, confirmed mint error for the 1993 20 centavos in numismatic sources. Real errors (a strong doubled die, a dramatic off-center strike, a wrong edge) are the only thing that would raise the price, and none has been catalogued for this date. Treat the fortune headlines as noise.

A common point of confusion: the 20 nuevos pesos coin featuring Miguel Hidalgo does contain a silver center and is worth far more. That is a completely different, larger coin. The 20 centavos described here is not that piece.

What the reverse design really is

Many owners assume the reverse shows the full Aztec Calendar. It does not. It is a stylized version of the Acatl (the reed), the thirteenth day sign of the Piedra del Sol (Sun Stone), which is part of the Aztec Calendar. The same glyph appears on the entire aluminum-bronze 20 centavos series through 2009. This is confirmed by Banxico's official coin sheet.

This coin belongs to the broader nuevos pesos era, which is why a centavos coin carries the reformed currency's markings.

How to tell if yours is genuine

Counterfeits of a centavos coin are rare, because there is no financial reason to fake something worth pennies. Still, if you want to verify:

• Weight should be 3.04 g.
• Diameter should be 19.5 mm.
• Edge is plain (no reeding).
• Mint mark M, National Coat of Arms on the obverse, Acatl glyph and the year 1993 on the reverse.

If the weight and measurements match and the relief looks clean and sharp, it is authentic.

Where to buy or sell one

Because it is so common, you can pick one up almost for free from collectors or in bulk lots of circulated coins. If you are hunting for an uncirculated example or want to sell a lot, check the Pesoteca store directory to find reputable coin dealers and buyers.

Have a 1993 20 centavos you think has a real error, an off-center strike or doubling? Post clear photos in the Pesoteca forum and we'll help you check it against reference images before you get your hopes up.

Context of the twenty-centavo piece of 1993

This twenty-centavo coin (KM#548) was struck by the Mexico City Mint in 1993, under the presidency of Carlos Salinas de Gortari. It is part of the family of circulating pieces in a bronze and aluminum alloy with nickel that Banxico issued between 1992 and 2009, with a 19.5 mm diameter and 2.26 g weight.

The year in Mexico. It is the year the Nuevo Peso formally came into force, on January 1, 1993. That year Congress also approved the constitutional reform granting autonomy to the Banco de México, published in the DOF on August 20, 1993. That year, according to INEGI's INPC, annual inflation closed at 8.01% and the Banco de México FIX exchange rate closed the year at 3.12 pesos per dollar.

How it circulated. In 1993 the pieces coexisted with N$ banknotes and still with the last issues of the old peso being withdrawn. The abbreviation N$ appears on the coins until 1995. In informal commerce and public transport they were the most common change.

Numismatic note. The dies of this year correspond to the second batch of matrices of the Nuevo Peso project. The minimal engraving variations of the year are documented in the Banxico catalog and are almost invisible to the naked eye. The obverse design is Banxico's official National Coat of Arms and the reverse shows the face value along with the year of minting. From year to year the design stays identical and only the engraved date changes, so the visible difference is minimal. Internal die variations, when they exist, are documented in the Banco de México catalog.