Gravity Mountain #250 PSA 10: price & population
PSA 10
$71.00
Raw
$10.50
PSA 10 pop
221
Gem rate
30.0%
A PSA 10 Gravity Mountain #250 from Surging Sparks sells for $71.00 — a 576% premium over the $10.50 raw price. PSA has graded this card 737 times; 221 came back a 10 (30.0% gem rate), and 402 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $19.72. The jump from 9 to 10 is worth $51.28 — 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.
