Brock's Geodude #66 PSA 10: price & population
PSA 10
$57.60
Raw
$1.39
PSA 10 pop
8
Gem rate
9.5%
A PSA 10 Brock's Geodude #66 from Gym Heroes sells for $57.60 — a 4,044% premium over the $1.39 raw price. PSA has graded this card 84 times; 8 came back a 10 (9.5% gem rate), and 39 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $23.10. The jump from 9 to 10 is worth $34.50 — 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.
