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Justin Harper Base #20 · SP Authentic (2011) | PopHunter

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Front

Justin Harper

Name: Justin Harper
Brand: Basketball
SKU: cmqe8dfbv0ykyz8fpv0l94pqz

BaseRCAuto

SP Authentic · #20 · 2011

eBaySearch Sold comps

PSA 10 $

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PSA 10 Pop

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Gem Rate

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30D Change

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Market data as of Jun 20, 2026

Opportunity

54.0

Collector

Collector score — upgrade to unlock

88.8

Collector to unlockUpgrade

Investor

Investor score — upgrade to unlock

88.8

Investor to unlockUpgrade

Speculation

Speculation score — upgrade to unlock

88.8

Investor to unlockUpgrade

See pricing to unlock Collector, Investor & Speculation scores

How this score is calculated

Opportunity Score

54.0

8 weighted signals

Scarcity20%

Demand15%

Value Gap15%

Sales Vol.10%

Gem Rate10%

Momentum10%

Supply10%

Age10%

Score drivers: grade price gap (70) and vintage age (70). Raw population data is not yet available for this card. Signals are mixed — no strong edge indicated at current prices.

Market

PSA10 / PSA9

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Active Listings

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PSA10 Mkt Cap

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PSA 10 Price

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30D PSA10

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90D PSA10

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Raw Price

30D Raw

0.0%

90D Raw

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Prices by Grade & Grader

No pricing data available.

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

Similar Opportunities

Other Parallels

No image

Justin Harper #20 #20

2011 · SP Authentic

Score factors

Same Player

No image

PopHunter surfaces potentially undervalued scarcity and relative value signals. This is not financial or investment advice. Always do your own research before buying, selling, or grading cards.

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PSA 1

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