Blastoise #4 PSA 10: price & population
PSA 10
$14072.13
Raw
$286.50
PSA 10 pop
89
Gem rate
4.7%
A PSA 10 Blastoise #4 from Expedition sells for $14072.13 — a 4,812% premium over the $286.50 raw price. PSA has graded this card 1,913 times; 89 came back a 10 (4.7% gem rate), and 365 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $3131.39. The jump from 9 to 10 is worth $10940.74 — 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.
