Front

Mark Kotsay

Name: Mark Kotsay
Brand: Baseball
SKU: cmqet3j7n9o0az8149jrcqrus

Base

Upper Deck Black Diamond · #34 · 1999

Parallel:DoubleBase

eBaySearch Sold comps

PSA 10 $

—

PSA 10 Pop

—

Gem Rate

—

30D Change

—

Market data as of Jun 14, 2026

Opportunity

56.0

Collector

Collector to unlockUpgrade

Investor

Investor to unlockUpgrade

Speculation

Investor to unlockUpgrade

See pricing to unlock Collector, Investor & Speculation scores

Market

PSA10 / PSA9

—

Active Listings

—

PSA10 Mkt Cap

—

PSA 10 Price

—

30D PSA10

—

90D PSA10

—

Raw Price

$2

30D Raw

—

90D Raw

—

Prices by Grade & Grader

No pricing data available.

Population Reports

PSA Population

PSA 10

—

PSA 9

—

PSA 8

—

PSA 7

—

PSA 6

—

PSA 5

—

PSA 4

—

PSA 3

—

PSA 2

PSA 10 Price

PSA 9 Price

PSA 10 Population

Total Population

Opportunity Score

Active Listings

Similar Opportunities

Other Parallels

No image

Mark Kotsay #34 #34

Double

1999 · Upper Deck Black Diamond

Same Player

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.

—

PSA 1

—

Alternative Population

No BGS or CGC data yet.

PSA Full Grade Breakdown (1–10)

No PSA population data yet

No image

Mark Kotsay #29 #29

1999 · Upper Deck Ovation

PSA10—

Pop—

Gem Rate🔒Investor

Opportunity

56

No image

Mark Kotsay #86 #86

Gold Script

1999 · Upper Deck MVP

Mark Kotsay #24 #24

1999 · Upper Deck Hologrfx

Mark Kotsay #179 #179

2000 · Upper Deck Victory

Mark Kotsay #141 #141

2005 · Topps Opening Day

Mark Kotsay #59 #59

1999 · Topps Gold Label

Same Set / Product

Mark McGwire #80 #80

Quadruple

1999 · Upper Deck Black Diamond

Frank Thomas #20 #20

1999 · Upper Deck Black Diamond

Barry Bonds #73 #73

1999 · Upper Deck Black Diamond

Babe Ruth #90 #90

1999 · Upper Deck Black Diamond

Sammy Sosa #18 #18

1999 · Upper Deck Black Diamond

Pedro Martinez #17 #17

Triple

1999 · Upper Deck Black Diamond

Similar Price Range

No image

Adam Kennedy #353 #353

2000 · Pacific

Nolan Gorman #5 #5

2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test

Andrew Vaughn #8 #8

2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test

Jarred Kelenic #9 #9

2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test

MacKenzie Gore #4 #4

2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test

JJ Bleday #6 #6

2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test