Brock's Graveler #34 PSA 10: price & population
PSA 10
$55.50
Raw
$2.75
PSA 10 pop
12
Gem rate
28.6%
A PSA 10 Brock's Graveler #34 from Gym Challenge sells for $55.50 — a 1,918% premium over the $2.75 raw price. PSA has graded this card 42 times; 12 came back a 10 (28.6% gem rate), and 18 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $19.51. The jump from 9 to 10 is worth $35.99 — 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.
