![Machop [Master Ball] #66 from Pokemon Japanese Scarlet & Violet 151](https://pokeinvest-japanese-card-images.nyc3.cdn.digitaloceanspaces.com/Scarlet_Violet_151/240_Machop_66.jpg)
Machop [Master Ball] #66 PSA 10: price & population
PSA 10
$63.98
Raw
$13.49
PSA 10 pop
646
Gem rate
86.2%
A PSA 10 Machop [Master Ball] #66 from Japanese Scarlet & Violet 151 sells for $63.98 — a 374% premium over the $13.49 raw price. PSA has graded this card 749 times; 646 came back a 10 (86.2% gem rate), and 80 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $10.01. The jump from 9 to 10 is worth $53.97 — that spread, times your real odds of the 10, is what decides whether grading pays.
The September 2026 Grade Report ranks the 30 most profitable cards to grade right now, by expected profit after every fee. Same math as this page, run across the whole market. $29, one time, instant.
See the top 30 →Prices from real completed sales, updated daily. Population data from PSA's public population report.
