![Brock's Sandslash [1st Edition] #23 from Pokemon Gym Heroes](https://images.pokemontcg.io/gym1/23.png)
Brock's Sandslash [1st Edition] #23 PSA 10: price & population
PSA 10
$199.00
Raw
$20.00
PSA 10 pop
50
Gem rate
20.9%
A PSA 10 Brock's Sandslash [1st Edition] #23 from Gym Heroes sells for $199.00 — a 895% premium over the $20.00 raw price. PSA has graded this card 239 times; 50 came back a 10 (20.9% gem rate), and 111 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $26.00. The jump from 9 to 10 is worth $173.00 — 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.
