![Onix [1st Edition] #56 from Pokemon Base Set](https://images.pokemontcg.io/base1/56.png)
Onix [1st Edition] #56 PSA 10: price & population
PSA 10
$785.50
Raw
$20.88
PSA 10 pop
556
Gem rate
20.3%
A PSA 10 Onix [1st Edition] #56 from Base Set sells for $785.50 — a 3,662% premium over the $20.88 raw price. PSA has graded this card 2,745 times; 556 came back a 10 (20.3% gem rate), and 1,079 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $129.00. The jump from 9 to 10 is worth $656.50 — 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.
