Cornerstone Mask Ogerpon ex #199 PSA 10: price & population
PSA 10
$51.79
Raw
$3.85
PSA 10 pop
175
Gem rate
36.5%
A PSA 10 Cornerstone Mask Ogerpon ex #199 from Twilight Masquerade sells for $51.79 — a 1,245% premium over the $3.85 raw price. PSA has graded this card 479 times; 175 came back a 10 (36.5% gem rate), and 249 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $18.90. The jump from 9 to 10 is worth $32.89 — 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.
