![Regirock ex [1st Edition] #55 Pokémon card from Japanese Undone Seal](https://storage.googleapis.com/images.pricecharting.com/corrizivyfxz7qtxlo5d/240.jpg)
Japanese
Regirock ex [1st Edition] 55/83
Undone Seal· Language: Japanese
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Regirock ex [1st Edition] #55 from Japanese Undone Seal currently trades at $38.11 raw, with PSA 10 copies reaching $1005.27 — a 26.4x grade premium. The card has lost 1.2% over the past 30 days.
Current Prices (USD)
Ungraded
PSA 7
PSA 8
PSA 9
PSA 10
ACE 10
BGS 10 Black
CGC 10 Pristine
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Raw Price Trend
7d
-1.0%
30d
-1.2%
90d
—
180d
—
1y
—
2y
—
5y
—
Quick price facts
Regirock ex [1st Edition] 55/83 from Undone Seal has a current raw market value of $38.11.
- Current raw value
- $38.11
- PSA 9 value
- $143
- PSA 10 value
- $1,005
- Raw value 30d
- -1.2%
- PSA 10 premium vs raw
- 26.4× raw
Collector Intel
26.4x
Raw → PSA 10
High-risk grade
3.8x
Raw → PSA 9
Grade multiplier
-1.2%
30d Price Move
Falling
Steady
Price Stability
1.0% swing this week
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 26x the raw price. The expected value accounts for the realistic probability.
$38
Buy Raw
~$25
Grading Fee
PSA Standard
$1005
PSA 10 Value
+$942
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$1433.8x raw
PSA 10$100526.4x raw