![Cloyster [Reverse Holo] #20 from Pokemon Generations](https://images.pokemontcg.io/g1/20.png)
Cloyster [Reverse Holo] #20 PSA 10: price & population
PSA 10
$35.76
Raw
$0.78
PSA 10 pop
3
Gem rate
21.4%
A PSA 10 Cloyster [Reverse Holo] #20 from Generations sells for $35.76 — a 4,485% premium over the $0.78 raw price. PSA has graded this card 14 times; 3 came back a 10 (21.4% gem rate), and 6 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $17.00. The jump from 9 to 10 is worth $18.76 — 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.
