Giovanni's Nidoking #7 PSA 10: price & population
PSA 10
$580.78
Raw
$45.00
PSA 10 pop
100
Gem rate
4.5%
A PSA 10 Giovanni's Nidoking #7 from Gym Challenge sells for $580.78 — a 1,191% premium over the $45.00 raw price. PSA has graded this card 2,220 times; 100 came back a 10 (4.5% gem rate), and 636 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $160.50. The jump from 9 to 10 is worth $420.28 — 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.
