Blastoise EX #21 PSA 10: price & population
PSA 10
$150.00
Raw
$6.30
PSA 10 pop
1,762
Gem rate
32.4%
A PSA 10 Blastoise EX #21 from Evolutions sells for $150.00 — a 2,281% premium over the $6.30 raw price. PSA has graded this card 5,437 times; 1,762 came back a 10 (32.4% gem rate), and 2,390 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $31.41. The jump from 9 to 10 is worth $118.59 — 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.
