![Koffing [Master Ball] #109 from Pokemon Japanese Scarlet & Violet 151](https://pokeinvest-japanese-card-images.nyc3.cdn.digitaloceanspaces.com/Scarlet_Violet_151/219_Koffing_109.jpg)
Koffing [Master Ball] #109 PSA 10: price & population
PSA 10
$80.54
Raw
$15.00
PSA 10 pop
652
Gem rate
90.7%
A PSA 10 Koffing [Master Ball] #109 from Japanese Scarlet & Violet 151 sells for $80.54 — a 437% premium over the $15.00 raw price. PSA has graded this card 719 times; 652 came back a 10 (90.7% gem rate), and 53 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $8.99. The jump from 9 to 10 is worth $71.55 — 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.
