Giovanni's Nidoking #34 PSA 10: price & population
PSA 10
$647.50
Raw
$27.75
PSA 10 pop
573
Gem rate
17.6%
A PSA 10 Giovanni's Nidoking #34 from Japanese Challenge from the Darkness sells for $647.50 — a 2,233% premium over the $27.75 raw price. PSA has graded this card 3,253 times; 573 came back a 10 (17.6% gem rate), and 1,407 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $122.48. The jump from 9 to 10 is worth $525.02 — 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.
