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Kon Knueppel
Purple RefractorRCBowman Rockstar Rookie · #RR-4 · 2025
PSA 10 $
$147
PSA 10 Pop
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Gem Rate
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30D Change
0.0%
Market data as of Jun 28, 2026
Opportunity
48.0
See pricing to unlock Collector, Investor & Speculation scores
Market
PSA10 / PSA9
2.95x
Active Listings
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PSA10 Mkt Cap
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PSA 10 Price
$147
30D PSA10
0.0%
90D PSA10
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Raw Price
$30
30D Raw
0.0%
90D Raw
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Prices by Grade & Grader
Population Reports
PSA Population
PSA 10
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PSA 9
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PSA 8
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PSA 7
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PSA 6
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PSA 5
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PSA 4
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PSA 3
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PSA 2
PSA 10 Price
PSA 9 Price
PSA 10 Population
Total Population
Opportunity Score
Active Listings
Recent Sales
Similar Opportunities
PopHunter surfaces potentially undervalued scarcity and relative value signals. This is not financial or investment advice. Always do your own research before purchasing graded cards.
