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Blastoise-EX — XY Black Star Promos #XY30, PSA 10

PromoXY Black Star PromosPR-XY XY302013PSA 10

Blastoise-EX PR-XY XY30 · XY Black Star Promos PSA 10 price

PSA 10 · gem mint slab

$1,035

Fair buy $932 · sell $1,035 (±10%)104× rawUpdated

Grade vs rawFull ladder →

  • Raw NM$10
  • PSA 9$10010×
  • PSA 10this page$1,035104×
PSA 10 sales
4
6 cert-verified
Last 90 days
3
occasional
Confidence
Medium
3 sales in 90 days — enough for a guide, not a guarantee.
Latest sale
1d ago
one every ~41d

Our published graded price for this card, checked against every cert-verified sale below. An estimate, not an appraisal. How we price →

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PSA 10 slabs for sale right now

Live asks for a PSA 10 of this exact card · stock as of . A raw copy or a reverse holo is a different product and is not in this list.

No live listings in our latest snapshot for this grade — the marketplaces above search it directly.

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Why $1,035? Cert-verified PSA 10 sales

Each sale is tied by PSA to a specific graded slab — click the cert to check the exact card, grade and serial on psacard.com. Outliers against the grade’s own median are dropped; qualified slabs are listed separately beneath.

DateSold viaCertPrice
2026-09-24eBay · bestofferlisting#86101794sold before$1,035
2026-09-23eBay · auctionlisting#65695699sold before$199
2026-06-07eBay · bestofferlisting#72014921$325
2026-06-03eBay · fixedpricelisting#60922121$295
2026-04-23eBay · bestofferlisting#40869390$405
2026-03-11eBay · bestofferlisting#142211782$250

1 of 6 were competitive auctions; 4 best offers and 1 fixed-price. A PSA 10 copy trades roughly every 41 days, the median gap between cert-verified sales.

PSA 10 price history

Monthly medians of cert-verified PSA 10 sales — 51 sales across 36 months, Mar 2018 to Sep 2026.

PSA 10 · index · latest

$1,035▲ 813%over 366 days

2025-10-04 → 2026-10-05

$100
$200
$500
$1,000
4 OctDecJanFebMarAprMayJunJulAugSept5 Oct
Ratio (log) price axis — this range spans 9×, and a linear axis would flatten its early stretch into the floor. The recorded PSA 10 price index, held at the last cert-verified sale where our record lagged it, closing on the figure above. The line is the running level, so a single unusually cheap or dear sale does not spike it. Hover any day for its price on the line.

Latest $617 (Sep 2026, 2 sales) · ▲ 2583% since Mar 2018

Slab history — PSA 10 copies that have sold more than once

5 slabs have sold more than once, across 7 resales — typically 563 days apart, with a median gross price change of +260.6%. That is 5 of the 41 distinct slabs behind 51 cert-linked sales at this grade — 12.2%. The rest we have seen sell once, which is not evidence they have not sold before.

CertSales of this slabBetweenGross change
#86101794Jul 2024 $50→Sept 2026 $1,035Over a year+1974.5%
#65695699Mar 2025 $55→Sept 2026 $199Over a year+260.6%
#28702131Jan 2019 $19→Jan 2020 $8→Apr 2021 $76Over a year+310.8%
#28702130May 2018 $15→Dec 2020 $72Over a year+381.6%
#28383617Mar 2018 $16→Jun 2020 $28→Oct 2020 $903–6 months+480.6%

A cert reappearing shows the same physical slab sold again — it identifies no buyer or seller. Gross change is price to price; fees, shipping and the grading cost are not in it.

Every PSA 10 sale we can show you

Cert-verified sales, the eBay comps, our own ledger and Fanatics, in one list newest first. We hold 4 PSA 10 sales with a median of $692; the ledger names its most recent eight, which is what this table can link to.

1–8 of 10 sales · 6 carry a PSA certificate, checkable on psacard.com.

The ledger’s PSA 10 median ($692) sits below the published price above. The median is every recorded sale weighted equally; the price is the cert-verified market with outliers and qualified slabs removed, and is what the latest sales support.

How many PSA 10 copies exist

PSA’s cumulative census for this card. It counts resubmissions, so it skews toward nicer copies and overstates the rate a fresh submission should expect.

PSA 10 population

123

18.6% of 663 graded

Share of every submission

18.6%

the census gem rate — a ceiling

Total PSA graded

663

every grade, all time

Is Blastoise-EX worth grading?

Every grade weighted by how often this card actually earns it — the PSA 10 outcome is one leg, not the whole answer.

Verdict

Worth it

every grade weighted by its census share

Expected net

$145

after fees, all grades

Comes back PSA 10

1940%

of submissions, by the census

Best case

$915

PSA 10 net of raw and fee

Grading cost

$86

tier fee + shipping

Trader

Compare graders, and the live market

The verdict above is PSA's — the grader the population, the ROI table and the ladder on this page all use. Trader prices all three graders against each other and adds what the asking market is doing right now.

Trader plan and above →
  • PSA, CGC and Beckett side by side — each on its own population and fees, Beckett scored on the 9.5 its market pays for.
  • Lightly and moderately played — the same expected return for a copy that cannot gem.
  • Ask vs sold — what the live listings want, against what copies have really closed at.
  • Momentum — the 30-day median against the 90-day, per grade.
  • Where it sells higher — the Fanatics-versus-eBay premium, with the sale counts behind it.
  • Population history — the weekly PSA census, so you can see how fast 10s are arriving before you post the card.

Built on 67 graded sales and a population of 1,306,484 · fees as of 2026-10-03.

More Blastoise-EX and more from XY Black Star Promos

Prices are raw near mint; PSA 10 shown where we have one.

Cite this PSA 10 pricefree with attribution

Citation

Blastoise-EX (XY Black Star Promos #XY30) — PSA 10 market value USD $1,035, from 6 cert-verified sales. Source: CardTrack, https://cardtrack.com/pokemon/card/xy-black-star-promos/blastoise-ex-xy30/psa-10

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Frequently asked questions

How much is a PSA 10 Blastoise-EX (XY Black Star Promos #XY30) worth?

As of 5 October 2026, a PSA 10 gem mint Blastoise-EX from XY Black Star Promos is worth approximately $1,035, with a fair range of $932 to $1,035 — about 104× the $10 raw near-mint price.

Where does the PSA 10 price come from?

From 6 cert-verified PSA 10 sales, each tied by PSA to a specific slab with a public cert number — 1 at auction, 4 by best offer and 1 at a fixed price. A PSA 10 copy trades roughly every 41 days.

How many PSA 10 Blastoise-EX exist?

PSA has graded 123 copies of Blastoise-EX (XY Black Star Promos #XY30) a 10, out of 663 submitted — 18.6% of the population. The census counts resubmissions, so it overstates the gem rate a fresh submission should expect.

Should I grade my Blastoise-EX hoping for a PSA 10?

Probably yes. Weighting every grade by how often this card earns it, expected value after the $86 grading fee is about $145; this card comes back a PSA 10 about 1940% of the time.

Is a PSA 10 Blastoise-EX a good investment?

CardTrack tracks prices; it does not give investment advice. A PSA 10 Blastoise-EX has 4 recorded sales, 3 of them in the last 90 days, and the slab-history table above shows what happened to copies that sold twice. Read those before you read anyone's forecast.