![Slowbro [Reverse Holo] #13 from Pokemon Unseen Forces](https://images.pokemontcg.io/ex10/13.png)
Slowbro [Reverse Holo] #13 PSA 10: price & population
PSA 10
$2255.04
Raw
$43.77
PSA 10 pop
33
Gem rate
23.7%
A PSA 10 Slowbro [Reverse Holo] #13 from Unseen Forces sells for $2255.04 — a 5,052% premium over the $43.77 raw price. PSA has graded this card 139 times; 33 came back a 10 (23.7% gem rate), and 62 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $323.07. The jump from 9 to 10 is worth $1931.97 — 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.
