![Koffing [Reverse Holo] #109 from Pokemon Scarlet & Violet 151](https://images.pokemontcg.io/sv3pt5/109.png)
Koffing [Reverse Holo] #109 PSA 10: price & population
PSA 10
$95.00
Raw
$0.69
PSA 10 pop
14
Gem rate
41.2%
A PSA 10 Koffing [Reverse Holo] #109 from Scarlet & Violet 151 sells for $95.00 — a 13,668% premium over the $0.69 raw price. PSA has graded this card 34 times; 14 came back a 10 (41.2% gem rate), and 13 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $11.13. The jump from 9 to 10 is worth $83.87 — 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.
