Hydrapple ex #156 PSA 10: price & population
PSA 10
$37.02
Raw
$3.24
PSA 10 pop
351
Gem rate
49.0%
A PSA 10 Hydrapple ex #156 from Stellar Crown sells for $37.02 — a 1,043% premium over the $3.24 raw price. PSA has graded this card 716 times; 351 came back a 10 (49.0% gem rate), and 308 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $15.81. The jump from 9 to 10 is worth $21.21 — 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.
