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Jim Brewer Base #189 · O Pee Chee (1974) | PopHunter

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Front

Jim Brewer

Base

O Pee Chee · #189 · 1974

eBaySearch Sold comps

PSA 10 $

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PSA 10 Pop

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Gem Rate

—

30D Change

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Market data as of Jun 14, 2026

Opportunity

56.0

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

56.0

8 weighted signals

Scarcity20%

50

Demand15%

50

Value Gap15%

70

Sales Vol.10%

50

Gem Rate10%

50

Momentum10%

30

Supply10%

50

Age10%

100

Score drivers: grade price gap (70) and vintage age (100). 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

—

Raw Price

$4

30D Raw

0.0%

90D Raw

—

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

—

PSA 2

PSA 10 Price

PSA 9 Price

PSA 10 Population

Total Population

Opportunity Score

Active Listings

Similar Opportunities

Same Player

Jim Brewer #151 #151

1972 · O Pee Chee

Score factors

Jim Brewer #126 #126

1973 · O Pee Chee

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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Alternative Population

No BGS or CGC data yet.

PSA Full Grade Breakdown (1–10)

No PSA population data yet

PSA10—

Pop—

Gem Rate—

Opportunity

56

Score factors

Jim Brewer #158 #158

1966 · O Pee Chee

Score factors

Jim Brewer #31 #31

1967 · O Pee Chee

Score factors

Jim Brewer #243 #243

1978 · TCMA the 1960's

Score factors

Jim Brewer #191 #191

1962 · Venezuela Topps

Score factors

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Tony Kubek #65

Tony Kubek #65 #65

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Checklist 1-88 #79

Checklist 1-88 #79 #79

1965 · O Pee Chee

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Jim Kaat #62

Jim Kaat #62 #62

1965 · O Pee Chee

Score factors

Jim Bunning #20

Jim Bunning #20 #20

1965 · O Pee Chee

Score factors

World Series Cele. #310 #310

Mets Whoop It …

1970 · O Pee Chee

Score factors

World Series Game 3 #307 #307

Agee's Catch S…

1970 · O Pee Chee

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Similar Price Range

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2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test

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2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test

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