Professor's Research #201 PSA 10: price & population
PSA 10
$23.30
Raw
$4.95
PSA 10 pop
382
Gem rate
71.5%
A PSA 10 Professor's Research #201 from Sword & Shield sells for $23.30 — a 371% premium over the $4.95 raw price. PSA has graded this card 534 times; 382 came back a 10 (71.5% gem rate), and 112 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $10.36. The jump from 9 to 10 is worth $12.94 — 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.
