Bill Stein Base #20 · O Pee Chee (1977) | PopHunter

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Front

Bill Stein

Name: Bill Stein
Brand: Baseball
SKU: cmqeoij3t2p2yz8143pluwcp4

Base

O Pee Chee · #20 · 1977

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 14, 2026

Opportunity

56.0

Collector

Collector to unlockUpgrade

Investor

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Speculation

Investor to unlockUpgrade

See pricing to unlock Collector, Investor & Speculation scores

How this score is calculated

Opportunity Score

56.0

8 weighted signals

Scarcity20%

Demand15%

Value Gap15%

Sales Vol.10%

Gem Rate10%

Momentum10%

Supply10%

Age10%

100

Score drivers: grade price gap (70) and vintage age (100). BGS 9.5 population data is not yet available for this card. Limited data coverage — this score is based on incomplete signals and should be treated as directional only. 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

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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

Similar Opportunities

Same Player

No image

Bill Stein #147 #147

1978 · O Pee Chee

Bill Stein #146 #146

1975 · SSPC

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.