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Bob Welch Base #311 · Score (1991) | PopHunter

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Front

Bob Welch

Base

Score · #311 · 1991

eBaySearch Sold comps

PSA 10 $

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PSA 10 Pop

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Gem Rate

—

30D Change

—

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

$1

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

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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

Bob Welch #568 #568

1991 · Score

Score factors

Bob Welch #877 #877

1991 · Score

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

Bob Welch #308 #308

1989 · Score

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Bob Welch #510 #510

1988 · Score

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Bob Welch #29 #29

1995 · Score

Score factors

Bob Welch #425 #425

1991 · Upper Deck

Score factors

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1988 World Series #582 #582

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Checklist Series 1 #329 #329

1995 · Score

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Barry Larkin #72 #72

1988 · Score

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Nolan Ryan #575

Nolan Ryan #575 #575

1988 · Score

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Bo Jackson #180 #180

1988 · Score

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Barry Bonds #265 #265

1988 · Score

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Serial Numbere…

2000 · Pacific

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