8 Reales Resplandor Oaxaca 1887: Value & Prices

If you inherited or found an 1887 Oaxaca 8 Reales, here is the honest answer: it is real silver, and in worn condition it is worth roughly 30 to 60 USD, most of that from its metal content. Sharp, high-grade examples from this smaller mint can bring several hundred dollars because Oaxaca struck far fewer coins than the big mints. It is not a million-dollar coin, but it is a genuine silver piece with real collector demand.

What you actually have

This is an 8 Reales of the "Resplandor" type, also called the Cap-and-Rays design (the Spanish Resplandor means "radiance," referring to the sunburst of rays on the reverse). One side shows the Mexican republican eagle in profile; the other shows a Phrygian liberty cap surrounded by rays. It was struck at the Oaxaca mint, one of Mexico's smaller provincial mints, and cataloged as KM#377.11.

Specifications, which you can verify yourself with a scale and calipers:

Feature	Detail
Metal	Silver (.9027 fine)
Weight	27.07 grams
Diameter	39 mm
Edge	Reeded
Mint	Oaxaca
Year	1887
Catalog	KM#377.11

The coin contains close to 0.786 troy ounces of pure silver. That gives it a hard floor: no matter the wear, it is worth at least its melt value in silver. In 2026, that melt floor moves with the silver spot price, so check current silver before you accept any offer.

What it's worth in 2026

Condition drives almost everything here. The two things graders look at first are the sharpness of the reverse rays and how much detail survives in the eagle.

Condition	Approximate value (USD)
Heavily worn (Good to Fine)	30 to 60 (mostly melt value)
Moderate wear (Very Fine)	60 to 120
Light wear (Extremely Fine)	120 to 300
Near-mint with original luster (AU/Uncirculated)	300 to 800+

These are collector ranges for a genuine, problem-free coin. Cleaning, scratches, or holes cut the value hard, sometimes down to melt. A coin that has been polished to look "shiny" is worth less than one with honest, undisturbed toning, so resist the urge to clean it.

Why the premium over plain silver? The Oaxaca mint ran intermittently through the 1800s and produced far less than central mints like Mexico City or Zacatecas. Collectors who specialize in provincial mints seek Oaxaca pieces specifically, and clean high-grade examples are genuinely scarce.

The "worth millions" myth

Some sellers online will tell you any old Mexican silver 8 Reales is worth a fortune. It is not. This is a circulating trade coin that Mexico produced by the millions across all mints for international commerce. What makes the 1887 Oaxaca desirable is the smaller mint and its condition, not age alone. A worn example is a nice piece of silver history worth a modest premium, not a retirement fund.

How to tell if yours is genuine

Counterfeit 8 Reales exist, so verify before you buy or sell:

• Weigh it. A jewelry scale should read close to 27.07 grams. A light coin is a red flag.
• Measure it. Diameter should be 39 mm with a reeded (grooved) edge.
• Check the details. Look at the engraving style, the mint mark, and the assayer initials. Fakes often have soft or wrong lettering.
• Be suspicious of a bargain. Any coin offered well below its silver melt value is almost certainly fake or damaged.

For a piece this size, a formal grade from NGC or PCGS is worth the cost if you think you have a high-grade example. Certification confirms authenticity and locks in a grade that buyers trust.

Where to sell it

Your best options in 2026:

• A verified dealer from the Pesoteca shop directory, who can appraise it in person on the spot.
• The Pesoteca buy-and-sell forum, where collectors trade directly.

Before you sell, photograph the coin clearly (front, back, and edge) and compare it to the value range above. Since this is a precious-metal coin, only deal with buyers who let you verify the piece and its weight before money changes hands. Avoid dumping it to the first bidder on social media, where lowball offers are the norm.

If you think yours has a minting error or an unusual variety, post clear photos in the Pesoteca forum so the community can check it. Most "errors" circulating online are just post-mint damage, but a genuine, verifiable error can multiply the value. What condition is your 1887 Oaxaca 8 Reales in, and do the rays on the reverse still show full detail?

In 1887 Porfirio Díaz governed in his second consecutive term. Years of railway expansion (Mexico City–Ciudad Juárez, Mexico City–Laredo) and of consolidation of foreign capital in mining and industry.

The Oaxaca mint (Oa) reopened in 1858 during the War of Reform to supply currency to the south. It closed in 1893 in the centralizing reform preceding the late Porfiriato.

Oa pieces are pursued by collectors of short-lived mints. The early closure (1893) makes years like 1892-1893 particularly scarce.

In catalog reference, this mint's variant is listed as KM#377.11 in Krause. The piece is silver of .9028 fineness with a reeded edge and a theoretical weight of 27.07 grams. The 1887 Oaxaca example corresponds to the mature stage of the mint, near its closure (1858-1893), and is identified on the coin by the mint mark Oa.

When pursuing Oa resplandor 8 reales, it is worth comparing against the photographic reference in the Pesoteca catalog and prioritizing examples with a legible reverse (eagle, serpent, REPÚBLICA MEXICANA legend and 8R value) over pieces with only a bright obverse. The one-on-one price among collectors of the 1880s cycle tends to be fairer than the display case of a specialized shop, where the middleman markup can double the real reference.