Professor's Research: Professor Sada #189 PSA 10: price & population
PSA 10
$30.61
Raw
$0.25
PSA 10 pop
2
Gem rate
5.1%
A PSA 10 Professor's Research: Professor Sada #189 from Scarlet & Violet sells for $30.61 — a 12,144% premium over the $0.25 raw price. PSA has graded this card 39 times; 2 came back a 10 (5.1% gem rate), and 25 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $10.30. The jump from 9 to 10 is worth $20.31 — 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.
