Brock's Geodude 66/132
Gym Heroes
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Brock's Geodude #66 from Gym Heroes currently trades at $1.42 raw, with PSA 10 copies reaching $57.69 — a 40.6x grade premium.
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
-28.6%
30d
—
90d
-11.8%
180d
+1.4%
1y
-17.4%
2y
+16.4%
5y
-7.2%
Quick price facts
Brock's Geodude 66/132 from Gym Heroes has a current raw market value of $1.42.
- Current raw value
- $1.42
- PSA 9 value
- $25.96
- PSA 10 value
- $57.69
- Raw value 7d
- -28.6%
- PSA 10 premium vs raw
- 40.6× raw
Collector Intel
40.6x
Raw → PSA 10
High-risk grade
18.3x
Raw → PSA 9
Grade multiplier
Volatile
Price Stability
28.6% 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 41x the raw price. The expected value accounts for the realistic probability.
$1
Buy Raw
~$25
Grading Fee
PSA Standard
$58
PSA 10 Value
+$31
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$2618.3x raw
PSA 10$5840.6x raw