![Chaos Gym [1st Edition] #102 from Pokemon Gym Challenge](https://images.pokemontcg.io/gym2/102.png)
Chaos Gym [1st Edition] #102 PSA 10: price & population
PSA 10
$66.56
Raw
$10.76
PSA 10 pop
72
Gem rate
38.1%
A PSA 10 Chaos Gym [1st Edition] #102 from Gym Challenge sells for $66.56 — a 519% premium over the $10.76 raw price. PSA has graded this card 189 times; 72 came back a 10 (38.1% gem rate), and 74 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $60.71. The jump from 9 to 10 is worth $5.85 — 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.
