Koga's Ekans #23 PSA 10: price & population
PSA 10
$69.00
Raw
$1.71
PSA 10 pop
34
Gem rate
25.8%
A PSA 10 Koga's Ekans #23 from Japanese Challenge from the Darkness sells for $69.00 — a 3,935% premium over the $1.71 raw price. PSA has graded this card 132 times; 34 came back a 10 (25.8% gem rate), and 78 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $22.50. The jump from 9 to 10 is worth $46.50 — 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.
