Slowpoke & Psyduck GX #158 PSA 10: price & population
PSA 10
$131.35
Raw
$49.99
PSA 10 pop
47
Gem rate
56.0%
A PSA 10 Slowpoke & Psyduck GX #158 from Chinese CSM2aC sells for $131.35 — a 163% premium over the $49.99 raw price. PSA has graded this card 84 times; 47 came back a 10 (56.0% gem rate), and 32 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $26.51. The jump from 9 to 10 is worth $104.84 — 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.
