Koga #106 PSA 10: price & population
PSA 10
$62.34
Raw
$5.00
PSA 10 pop
25
Gem rate
24.5%
A PSA 10 Koga #106 from Gym Challenge sells for $62.34 — a 1,147% premium over the $5.00 raw price. PSA has graded this card 102 times; 25 came back a 10 (24.5% gem rate), and 36 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $24.50. The jump from 9 to 10 is worth $37.84 — 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.