![Brock's Zubat [1st Edition] #24 from Pokemon Gym Heroes](https://images.pokemontcg.io/gym1/24.png)
Brock's Zubat [1st Edition] #24 PSA 10: price & population
PSA 10
$247.43
Raw
$17.49
PSA 10 pop
39
Gem rate
16.7%
A PSA 10 Brock's Zubat [1st Edition] #24 from Gym Heroes sells for $247.43 — a 1,315% premium over the $17.49 raw price. PSA has graded this card 234 times; 39 came back a 10 (16.7% gem rate), and 109 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $28.83. The jump from 9 to 10 is worth $218.60 — 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.
