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Slowking [Reverse Holo] #28 Pokémon card from Delta Species

Slowking [Reverse Holo] 28/113

Delta Species

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Slowking [Reverse Holo] #28 from Delta Species currently trades at $68.49 raw, with PSA 10 copies reaching $6865.00: a 100.2x grade premium. The card has moved up 37.0% over the past 30 days and up 42.7% over 90 days, suggesting sustained buying interest.
Current Prices (USD)
Ungraded
$68.49
PSA 7
$126.50
PSA 8
$255.00
PSA 9
$345.36
PSA 10
$6,865.00
ACE 10
—
BGS 10 Black
$44,625.00
CGC 10 Pristine
$1,343.00
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Raw Price Trend
7d
-3.9%
30d
+37.0%
90d
+42.7%
180d
+153.6%
1y
⚠ +558.6%
2y
+574.8%
5y
+511.0%

⚠ Large moves shown in amber. Verify against the Recent tracked sales panel below before drawing conclusions.

Quick price facts

Slowking [Reverse Holo] 28/113 from Delta Species has a current raw market value of $68.49.

Current raw value
$68.49
PSA 9 value
$345
PSA 10 value
$6,865
Raw value 7d
-3.9%
Raw value 30d
+37.0%
PSA 10 premium vs raw
100.2× raw
View all cards from Delta Species →
Collector Intel
100.2x
Raw → PSA 10
High-risk grade
5.0x
Raw → PSA 9
Grade multiplier
+37.0%
30d Price Move
Rising
Steady
Price Stability
3.9% swing this week

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

Grading Calculator

Figures below are the gross raw-to-PSA-10 spread. PSA grading fees vary by card value and service tier — check psacard.com/services for the fee applicable to this card. Assumes a perfect PSA 10; actual outcome depends on card condition.

⚠️ High-variance grade. PSA 10 is 100x the raw price. The expected value accounts for the realistic probability.
$68
Raw Price
$6,865
PSA 10 Value
+$6,797
Gross Premium (PSA 10)
before PSA fees
Grade Multiples vs Raw
PSA 9$3455.0x raw
PSA 10$6,865100.2x raw

Frequently asked questions

How much is Slowking [Reverse Holo] #28 from Delta Species worth?+
Slowking [Reverse Holo] #28 from Delta Species currently reads Raw: $68.49, PSA 9: $345, PSA 10: $6.9k in our aggregated recent-sales price guide. The guide is rebuilt nightly from sold-sales data across the major Pokémon TCG marketplaces, never asking prices.
Is Slowking [Reverse Holo] #28 worth grading?+
The PSA 10 price of $6.9k is 100.2× the raw price of $68.49. Grading fees vary by card value and PSA service tier — see PSA's current fee page before submitting.
Where do PokePrices Slowking [Reverse Holo] #28 prices come from?+
Raw, PSA 9 and PSA 10 figures come from our aggregated recent-sales price guide, rebuilt nightly from sold-sales data across the major Pokémon TCG marketplaces. The displayed values are guide numbers, not individual listings. PSA population data is sourced directly from PSA's public population reports. Asking prices are never used; only confirmed sales activity feeds the guide.

Recent tracked sales

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  • 26 Oct 2026Graded
    ebaycompleted-auctions-gradedunknown
    $300.00
  • 23 Oct 2026Raw
    ebaycompleted-auctions-usedunknown
    $44.00
    best offer accepted
  • 19 Oct 2026PSA PSA 10
    ebaycompleted-auctions-manual-onlyunknown
    $10,500.00
    best offer accepted
  • 17 Oct 2026Graded
    ebaycompleted-auctions-loose-and-manualunknown
    $100.00
    best offer accepted
  • 13 Oct 2026Raw
    tcgplayercompleted-auctions-usednear mint
    $129.99