pophunter.
Mark McGwire #690 #690
1990 · Topps Tiffany
PSA10$345
Pop19
Gem Rate16.5%
Opportunity
49
Front
PSA 10 $
$20
PSA 10 Pop
—
Gem Rate
—
30D Change
0.0%
Market data as of Jun 14, 2026
Opportunity
56.0
See pricing to unlock Collector, Investor & Speculation scores
Opportunity Score
56.0
8 weighted signals
Score drivers: grade price gap (70) and vintage age (100). PSA 10 population data is not yet available for this card. The PSA 10 price is 1.6x PSA 9, which may be low for a card with this scarcity profile. Signals are mixed — no strong edge indicated at current prices.
PSA10 / PSA9
1.60x
Active Listings
—
PSA10 Mkt Cap
—
PSA 10 Price
$20
30D PSA10
0.0%
90D PSA10
—
Raw Price
$1
30D Raw
0.0%
90D Raw
—
| Grade | PSA | BGS | CGC | SGC |
|---|
| 10 / Gem | $20 | $26 | $12 | $12 |
| 9.5 | — | $20 | — | — |
| 9 | $13 | — | — | — |
| 8 | $6 | — | — | — |
| 7 | $5 | — | — | — |
No BGS or CGC data yet.
PSA Full Grade Breakdown (1–10)
Nolan Ryan #145 #145
1989 · Upper Deck
Jose Canseco #659 #659
1989 · Upper Deck
Checklist 1-26 #27 #27
1989 · Upper Deck
Randy Johnson: Star Rookie #25 #25
1989 · Upper Deck
Nolan Ryan #774 #774
1989 · Upper Deck
Dale Murphy #357 #357
1989 · Upper Deck
Amos Otis #42 #42
1971 · Bazooka Numbered
Mark McGwire #MM #MM
2018 · Bowman's Best 1998 Performers
Johnny Bench #29 #29
1971 · Bazooka Numbered
Bobby Witt Jr. #7 #7
2020 · Topps Heritage Minor League 1971 Bazooka Numbered Test
