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Seaking [Reverse] #21 Pokémon card from Prismatic Evolutions

Seaking [Reverse] 21/131

Prismatic Evolutions

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Seaking [Reverse] #21 from Prismatic Evolutions currently trades at $0.18 raw, with PSA 10 copies reaching $100.00 — a 555.6x grade premium.
Current Prices (USD)
Ungraded
$0.18
PSA 7
$6.50
PSA 8
$6.50
PSA 9
$6.50
PSA 10
$100.00
ACE 10
—
BGS 10 Black
$650.00
CGC 10 Pristine
$108.00
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Quick price facts

Seaking [Reverse] 21/131 from Prismatic Evolutions has a current raw market value of $0.18.

Current raw value
$0.18
PSA 9 value
$6.50
PSA 10 value
$100
View all cards from Prismatic Evolutions →
Collector Intel
555.6x
Raw → PSA 10
High-risk grade
36.1x
Raw → PSA 9
Grade multiplier

Calculated from price history, PSA population data, and market trends. Not financial advice.

Grading Calculator

Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.

⚠️ High-variance grade. PSA 10 is 556x the raw price. The expected value accounts for the realistic probability.
$0
Buy Raw
~$25
Grading Fee
PSA Standard
$100
PSA 10 Value
+$75
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$736.1x raw
PSA 10$100555.6x raw

Frequently asked questions

How much is Seaking [Reverse] #21 from Prismatic Evolutions worth?+
Seaking [Reverse] #21 from Prismatic Evolutions is currently worth Raw: $0.18, PSA 9: $6.50, PSA 10: $100 based on recent sold listings. Prices update daily from real eBay sales.
Is Seaking [Reverse] #21 worth grading?+
The PSA 10 price of $100 is 555.6× the raw price of $0.18. After a ~$25 grading fee, a PSA 10 result would net approximately $99.82 — assuming the card grades a 10.
Where do PokePrices Seaking [Reverse] #21 prices come from?+
Prices are tracked nightly from real sold listings on PriceCharting (raw, PSA 9 and PSA 10). PSA population data is sourced from PSA's public reports. We do not use asking prices — only confirmed sales.