Horsea of the Seafoam Islands Series III #4 value & price
Reviewed by Mumbles · Updated 15 Sept 2026Related Horsea of the Seafoam Islands & chase cards
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Horsea of the Seafoam Islands is one of those quietly charming cards from the Japanese Vending Series III set, the kind of release that doesn't get talked about as much as the mainline sets but has real history behind it. If you're pulling up this Horsea of the Seafoam Islands value page because you found one in a binder or you're eyeing a listing, the short answer is that raw copies sit at $373, which is already a respectable number for a vending-era card. It's a nice reminder that not every valuable card needs flashy holo foil to matter to collectors.
Price history
InteractiveRaw value is $373, up 165% over the past year, with an all-time high of $387 in August 2026.
Recent pulls of Horsea of the Seafoam Islands
Real pulls of this card across the tracked pack-opening sites, data no price guide has.
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Horsea of the Seafoam Islands price at every grade
Market value at each grade, with how many exist (population). 5,514 graded, only 49 are PSA 10.
| Grade | Value | Population | PSA / CGC |
|---|---|---|---|
| PSA 10 (Gem Mint) | $85k | 49 | 20 / 29 |
| PSA 9 | $4.3k | 627 | 489 / 138 |
| PSA 8 | $1.5k | 1,798 | 1,438 / 360 |
| PSA 7 | $750 | 1,231 | 1,047 / 184 |
| PSA 6 | $537 | 856 | 739 / 117 |
| PSA 5 | $447 | 525 | 456 / 69 |
| PSA 4 | $305 | 214 | 187 / 27 |
| PSA 3 | $259 | 78 | 71 / 7 |
| PSA 2 | $259 | 42 | 38 / 4 |
| PSA 1 | $368 | 94 | 94 / - |
| Raw / Ungraded | $373 | - | - |
Prices & population from PriceCharting. Value shown is the PSA-grade market price; population is split by grading company (PSA / CGC).
Where to pull Horsea of the Seafoam Islands
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The collector's take on Horsea of the Seafoam Islands
Is Horsea of the Seafoam Islands worth grading?
So is it worth grading? Here's the honest breakdown: a raw Horsea of the Seafoam Islands goes for $373, but a PSA 10 commands $85,001, which works out to roughly 228.2 times the ungraded price. That's a massive gap, and it's tempting to send every copy you own straight to a grading company. But only 49 copies out of 5,514 graded total have actually landed a PSA 10, which tells you gem mint is genuinely hard to hit on this card. Grading costs money and takes time, and there's no guarantee your copy comes back a 10 instead of a 9, which itself is worth $4,270, still solid but nowhere close to that top tier. If your copy already looks sharp under a light with clean corners and centering, it's worth considering. If it's got soft edges or print lines, you might be better off holding it raw or selling as is.
How rare is Horsea of the Seafoam Islands?
Look at the population numbers and the story becomes pretty clear. There are 5,514 total graded copies of Horsea of the Seafoam Islands out there, which shows this card has been submitted plenty over the years, but only 49 of those have earned a PSA 10. That's a tiny sliver of the total population, and it explains why the jump in price at the top grade is so dramatic. When gem mint copies are that scarce relative to everything else in the population, each one carries real weight for collectors chasing a complete high grade set, and that scarcity is a big part of why the PSA 10 price sits so far above the raw and Grade 9 numbers.
Where can you pull Horsea of the Seafoam Islands?
This is where PackSpy's own data comes in handy, since we track real pulls across pack sites rather than just relying on price guides. For Horsea of the Seafoam Islands, we've recorded 2 pulls across collector-crypt, with the biggest recorded pull value coming in at $57. It's shown up in packs like Elite Pokémon Gacha Pack and Pokémon 30 Boss Battle Gacha, so it is out there, but it's not a card you should expect to pull often. Most people looking to add this one to their collection end up buying on the secondary market rather than chasing it through packs, and that's worth knowing before you spend money hoping to rip one open. Pack opening is fun, but it's a gamble, and most rips don't come close to covering what you paid.
Questions people ask
How much is Horsea of the Seafoam Islands worth?+
A raw or ungraded Horsea of the Seafoam Islands is currently valued at $373. The price climbs significantly with grading, with a Grade 9 sitting at $4,270 and a PSA 10 reaching $85,001, so condition really does drive the value here.
Is Horsea of the Seafoam Islands worth grading?+
It can be, especially since a PSA 10 is worth about 228.2 times the raw price. That said, only 49 out of 5,514 graded copies have hit that top grade, so gem mint is far from guaranteed, and you should factor in grading costs and the risk before submitting.
How much is a PSA 10 Horsea of the Seafoam Islands worth?+
A PSA 10 Horsea of the Seafoam Islands is currently valued at $85,001. That's a huge jump from the raw price of $373, and it reflects just how rare a gem mint copy is within the total population of 5,514 graded cards.
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Mumbles built PackSpy so pack-opening data would not be a guessing game. We track real pulls and live card prices across the top pack sites and show what is actually happening, no hype, just the numbers. Every price and population figure here is pulled from live market data. More about Mumbles.
Open a pack that holds Horsea of the Seafoam Islands
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