Grumpig #20 PSA 10: price & population
PSA 10
$76.48
Raw
$1.99
PSA 10 pop
5
Gem rate
23.8%
A PSA 10 Grumpig #20 from Crystal Guardians sells for $76.48 — a 3,743% premium over the $1.99 raw price. PSA has graded this card 21 times; 5 came back a 10 (23.8% gem rate), and 14 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $23.62. The jump from 9 to 10 is worth $52.86 — 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.
