![Brock's Onix [1st Edition] #69 from Pokemon Gym Heroes](https://images.pokemontcg.io/gym1/69.png)
Brock's Onix [1st Edition] #69 PSA 10: price & population
PSA 10
$306.27
Raw
$7.00
PSA 10 pop
74
Gem rate
16.4%
A PSA 10 Brock's Onix [1st Edition] #69 from Gym Heroes sells for $306.27 — a 4,275% premium over the $7.00 raw price. PSA has graded this card 451 times; 74 came back a 10 (16.4% gem rate), and 227 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $39.94. The jump from 9 to 10 is worth $266.33 — 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.
