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Thin dataThis PSA 10 estimate rests on limited recent sales — treat it as a guide.
Steelix-EX Steam Siege #108 PSA 10 Pokémon card
Rare Ultra

Steelix-EX #108 PSA 10 Price

Steam Siege · #108

Market value · PSA 10

$409.50 3.2% · 30d
range $348$471
Confidencehigh confidence
PSA 10 sales · 90 days6
LiquidityHigh
Fair buy$348
Fair sell$471
ViewingPSA 10 (this page)Raw / ungraded →PSA 9
Gradevs rawValue
Raw NM$18
PSA 92.9× raw$54
PSA 10 (this page)22.5× raw$410

PSA 10 slabs for sale right now

Cert-verified PSA 10 price history

Nov 2017Aug 2026

Latest $750 (Aug 2026, 1 sale) · 2244% since Nov 2017

Every point is the median of real cert-verified PSA 10 sales116 sales PSA tied to specific graded slabs, each with a public cert number you can check on psacard.com. Not a scraped price index.

Why $410? Cert-verified PSA 10 sales

These are the actual sales behind the price above — each one tied by PSA to a specific graded slab, not an estimate.

DateSold viaCertPrice
9 Aug 2026eBay · offer#138613584$700
2 Aug 2026eBay · offer#118288958$750
29 Jul 2026eBay#149819248$600
24 Jul 2026eBay · offer#118288974$699
22 Jul 2026eBay · offer#127214720$600
21 Jul 2026eBay#127058091$550

Click a cert number to verify the exact card, grade and serial on psacard.com.

Sale mix: 4 accepted offers, 2 fixed-price. A PSA 10 copy trades roughly every 4 days (median gap between cert-verified sales).

PSA population

PSA has graded 373 copies of Steelix-EX at PSA 10 out of 1,640 total PSA graded — a 23% gem (PSA 10) rate.

Is grading worth it — at the real gem rate?

If it gems (10)+$366
Expected value at 23% gem rate+$92

Buying raw at $18 and grading: a 10 nets ~$410, a 9 nets ~$54. At this card's real 23% gem rate, the expected outcome is +$92 after a ~$25 grading fee — assuming a clean copy that grades 9 or 10. Below-9 outcomes make it worse; a sharp eye for centering and surface is what beats these odds.

Frequently asked questions

How much is Steelix-EX #108 worth in PSA 10?

A PSA 10 Steelix-EX (Steam Siege #108) is worth about $410, typically 348–471, based on recent real sold prices.

Is it worth grading Steelix-EX?

A PSA 10 sells for roughly 22× the raw price ($410 vs $18) — worth weighing against grading fees and the odds of a 10.

How many Steelix-EX PSA 10 exist?

PSA has graded 373 copies of Steelix-EX at PSA 10 out of 1640 total PSA graded.

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Other cards in Steam Siege

Cite this page

Free to use with attribution to CardTrack.

Citation
Steelix-EX (Steam Siege #108) PSA 10 — Pokémon market value $410. Source: CardTrack, https://cardtrack.com/pokemon/card/steam-siege/steelix-ex-108/psa-10