Iono #124 PSA 10: price & population
PSA 10
$81.41
Raw
$12.74
PSA 10 pop
2,089
Gem rate
37.4%
A PSA 10 Iono #124 from Promo sells for $81.41 — a 539% premium over the $12.74 raw price. PSA has graded this card 5,588 times; 2,089 came back a 10 (37.4% gem rate), and 2,764 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $21.19. The jump from 9 to 10 is worth $60.22 — 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.
