Expedition Base Set · #149
Professor Oak's Research Price & Value
Uncommon · Normal, Reverse Holo
$1.94 market
Buy range $1.94 to $4.27TCGplayer listings (eBay + stores coming)
PSA 7.5
$5.82
PSA 8
$7.76
PSA 8.5
$9.70
PSA 9
$13.58
PSA 9.5
$21.34
PSA 10
$38.80
CGC 7
$4.85
CGC 8
$6.79
CGC 9
$12.61
CGC 9.5
$19.40
CGC 10
$32.98
Graded values are estimated from the live raw market until our sold-comp crawler is feeding real slab prices.
Price history
Professor Oak's Research price history
$1.89 +85.3% since Feb '24
high $1.95 · low $1.02 · 313 points over 2.5 yrs