![Seviper [Reverse Holo] #23 from Pokemon Power Keepers](https://images.pokemontcg.io/ex16/23.png)
Seviper [Reverse Holo] #23 PSA 10: price & population
PSA 10
$728.30
Raw
$11.41
PSA 10 pop
7
Gem rate
10.1%
A PSA 10 Seviper [Reverse Holo] #23 from Power Keepers sells for $728.30 — a 6,283% premium over the $11.41 raw price. PSA has graded this card 69 times; 7 came back a 10 (10.1% gem rate), and 31 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $77.26. The jump from 9 to 10 is worth $651.04 — 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.
