Professor's Research: Professor Oak #122 PSA 10: price & population
PSA 10
$30.55
Raw
$0.20
PSA 10 pop
2
Gem rate
10.5%
A PSA 10 Professor's Research: Professor Oak #122 from Prismatic Evolutions sells for $30.55 — a 15,175% premium over the $0.20 raw price. PSA has graded this card 19 times; 2 came back a 10 (10.5% gem rate), and 8 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $10.20. The jump from 9 to 10 is worth $20.35 — that spread, times your real odds of the 10, is what decides whether grading pays.
Prices from real completed sales, updated daily. Population data from PSA's public population report.
