Thundurus GX #SM133 PSA 10: price & population
PSA 10
$221.05
Raw
$4.03
PSA 10 pop
31
Gem rate
31.0%
A PSA 10 Thundurus GX #SM133 from Promo sells for $221.05 — a 5,385% premium over the $4.03 raw price. PSA has graded this card 100 times; 31 came back a 10 (31.0% gem rate), and 52 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $15.42. The jump from 9 to 10 is worth $205.63 — 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.
