Front
Upper Deck Masterpieces Stroke of Genius Signature · #SG-GJ · 2008
PSA 10 $
$95
PSA 10 Pop
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Gem Rate
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30D Change
0.0%
Market data as of Jun 14, 2026
Opportunity
47.8
See pricing to unlock Collector, Investor & Speculation scores
Opportunity Score
47.8
8 weighted signals
Score drivers: vintage age (70). PSA 10 population data is not yet available for this card. The PSA 10 price is 3.5x PSA 9, which may be elevated for a card with this scarcity profile. Current metrics suggest lower relative priority versus comparable cards.
PSA10 / PSA9
3.51x
Active Listings
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PSA10 Mkt Cap
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PSA 10 Price
$95
30D PSA10
0.0%
90D PSA10
—
Raw Price
$10
30D Raw
0.0%
90D Raw
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| Grade | PSA | BGS | CGC | SGC |
|---|
| 10 / Gem | $95 | $124 | $57 | $57 |
| 9.5 | — | $43 | — | — |
| 9 | $27 | — | — | — |
| 8 | $24 | — | — | — |
No BGS or CGC data yet.
PSA Full Grade Breakdown (1–10)

Brandon Phillips #SG-BP #SG-BP
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Nick Swisher #SG-NS #SG-NS
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Bill Hall #SG-BH #SG-BH
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Bill Skowron #SG-BS #SG-BS
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Jeremy Guthrie #SG-JG #SG-JG
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Kelly Johnson #SG-KJ #SG-KJ
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Gavin Floyd #SG-GF #SG-GF
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Jack Cust #SG-JC #SG-JC
2008 · Upper Deck Masterpieces Stroke of Genius Signature
Jim Wynn #43 #43
1971 · Bazooka Numbered

Pete Rose #32 #32
1971 · Bazooka Numbered
Ken Harrelson #15 #15
1971 · Bazooka Numbered
Bob Gibson #41 #41
1971 · Bazooka Numbered