![Groudon [Gold Star] #56 Pokémon card from Japanese Holon Research](https://storage.googleapis.com/images.pricecharting.com/jgkqxemyodwz7xoq/240.jpg)
Japanese
Groudon [Gold Star] 56/86
Holon Research· Language: Japanese
Find this card on eBay
Click here for eBay listings Click here for eBay listings Show eBay Sold Listings Show eBay Sold Listings
Affiliate link · we may earn commission
Groudon [Gold Star] #56 from Japanese Holon Research currently trades at $458.00 raw, with PSA 10 copies reaching $13000.00 — a 28.4x grade premium. The card has gained 0.7% 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
Compare on eBay
Affiliate link · we may earn commission
Raw Price Trend
7d
-2.6%
30d
+0.7%
90d
—
180d
—
1y
+7.5%
2y
+82.5%
5y
—
Quick price facts
Groudon [Gold Star] 56/86 from Holon Research has a current raw market value of $458.
- Current raw value
- $458
- PSA 9 value
- $7,647
- PSA 10 value
- $13.0k
- Raw value 7d
- -2.6%
- PSA 10 premium vs raw
- 28.4× raw
Collector Intel
28.4x
Raw → PSA 10
High-risk grade
16.7x
Raw → PSA 9
Grade multiplier
+0.7%
30d Price Move
Rising
Steady
Price Stability
2.6% 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 28x the raw price. The expected value accounts for the realistic probability.
$458
Buy Raw
~$25
Grading Fee
PSA Standard
$13000
PSA 10 Value
+$12517
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$764716.7x raw
PSA 10$1300028.4x raw